Paul P. Mealing

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Saturday 6 January 2024

Bad things happen when good people do nothing

 At present there are 2 conflicts holding the world’s attention – they are different, yet similar. They both involve invasions, one arguably justified, involving a response to a cowardly attack, and the other based on the flimsiest of suppositions. But what they highlight is a double-standard in the policies of Western governments in how they respond to the humanitarian crises that inevitably result from such incursions.
 
I’m talking about the war in Ukraine, following Russia’s invasion 2 years ago next month, and Israel’s war in Gaza, following Hamas’s attack on 7 Oct. 2023, killing around 1200 people and taking an estimated 240 hostages; a reported 120 still in captivity (at the time of writing).
 
According to the UN, 'Gaza faces the "highest ever recorded" levels of food insecurity', as reported on the Guardian website (21 Dec 2023). And it was reported on the news today (6 Jan 2024) that ‘Gaza is uninhabitable’. Discussions within the UN have been going on for over a month, yet have been unable to unlock a stalemate concerning humanitarian aid that requires a cessation of hostilities, despite the obvious existential need.
 
Noelia Monge, the head of emergencies for Action Against Hunger, said: “Everything we are doing is insufficient to meet the needs of 2 million people. It is difficult to find flour and rice, and people have to wait hours to access latrines and wash themselves. We are experiencing an emergency like I have never seen before.” (Source: Guardian)
 
I don’t think it’s an exaggeration to say that this is a humanitarian crisis of unprecedented proportions in modern times. It’s one thing for Israel to invade a country that harbours a mortal enemy, but it is another to destroy all infrastructure, medical facilities and cut off supplies of food and essential services, without taking any responsibility. And this is the double-standard we are witnessing. Everyone in the West condemns Putin’s attack on Ukrainian civilians, their homes and infrastructure, and calls them out as ‘war crimes’. No one has the courage to level the same accusation at Benjamin Netanyahu, despite the growing, unprecedented humanitarian crisis created by his implacable declaration to ‘destroy Hamas’. Has anyone pointed out that it’s impossible to destroy Hamas without destroying Gaza? Because that’s what he’s demonstrating.
 
The UN’s hunger monitoring system, Integrated Food Security Phase Classification (IPC), issued a report saying the “most likely scenario” in Gaza is that by 7 February “the entire population in the Gaza Strip [about 2.2 million people] would be at “crisis or worse” levels of hunger.
(Source: Guardian)
 
In America, you have the perverse situation where many in the Republican Party want to withdraw support from Volodymyr Zelensky while providing military aid to Israel. They are, in effect, supporting both invasions, though they wouldn’t couch it in those terms.
 
Israel has a special status in Western eyes, consequential to the unconscionable genocide that Jews faced under Nazi Germany. It has led to a tendency, albeit unspoken, that Israel has special privileges when it comes to defending their State. This current conflict is a test of the West’s conscience. How much of a moral bankruptcy are we willing to countenance, before we say enough is enough, and that humanity needs to win.

Tuesday 2 January 2024

Modes of expression in writing fiction

As I point out in the post, this is a clumsy phrase, but I find it hard to come up with a better one. It’s actually something I wrote on Quora in response to a question. I’ve written on this before, but this post has the benefit of being much more succinct while possibly just as edifying.
 
I use the term ‘introspection’ where others use the word, ‘insight’. It’s the reader’s insight but the character’s introspection, which is why I prefer that term in this context.
 
The questioner is Clxudy Pills, obviously a pseudonym. I address her directly in the answer, partly because, unlike other questions I get, she has always acknowledged my answers.
 

Is "show, not tell" actually a good writing tip?

 
Maybe. No one said that to me when I was starting out, so it had no effect on my development. But I did read a book (more than one, actually) on ‘writing’ that delineated 5 categories of writing ‘style’. Style in this context means the mode of expression rather than an author’s individual style or ‘voice’. That’s clumsily stated but it will make sense when I tell you what they are.
 

  1. Dialogue is the most important because it’s virtually unique to fiction; quotes provided in non-fiction notwithstanding. Dialogue, more than any other style, tells you about the characters and their interactions with others.



  2. Introspection is what the character thinks, effectively. This only happens in novels and short stories, not screenplays or stage plays, soliloquies being the exception and certainly not the rule. But introspection is essential to prose, especially when the character is on their own.



  3. Exposition is the ‘telling’, not showing, part. When you’re starting out and learning your craft, you tend to write a lot of exposition – I know I did – which is why we get the admonition in your question. But the exposition can be helpful to you, if not the reader, as it allows you to explore the setting, the context of the story and its characters. Eventually, you’ll learn not to rely on it. Exposition is ‘smuggled’ into movies through dialogue and into novels through introspection.



  4. Description is more difficult than you think, because it’s the part of a novel that readers will skip over to get on with the story. Description can be more boring than exposition, yet it’s necessary. My approach is to always describe a scene from a character’s POV, and keep it minimalist. Readers automatically fill in the details, because we are visual creatures and we do it without thinking.



  5. Action is description in motion. Two rules: stay in one character’s POV and keep it linear – one thing happens after another. It has the dimension of time, though it’s subliminal.

 
 So there: you get 5 topics for the price of one.
 

Sunday 31 December 2023

What are the limits of knowledge?

 This was the Question of the Month in Philosophy Now (Issue 157, August/September 2023) and 11 answers were published in Issue 159, December 2023/January 2024, including mine, which I now post complete with minor edits.

 

Some people think that language determines the limits of knowledge, yet it merely describes what we know rather than limits it, and humans have always had the facility to create new language to depict new knowledge.

There are many types of knowledge, but I’m going to restrict myself to knowledge of the natural world. The ancient Greeks were possibly the first to intuit that the natural world had its own code. The Pythagoreans appreciated that musical pitch had a mathematical relationship, and that some geometrical figures contained numerical ratios. They made the giant conceptual leap that this could possibly be a key to understanding the Cosmos itself.

Jump forward two millennia, and their insight has borne more fruit than they could possibly have imagined. Richard Feynman made the following observation about mathematics in The Character of Physical Law: “Physicists cannot make a conversation in any other language. If you want to learn about nature, to appreciate nature, it is necessary to understand the language that she speaks in. She offers her information only in one form.”

Meanwhile, the twentieth century logician Kurt Gödel proved that in any self-consistent, axiom-based, formal mathematical system, there will always be mathematical truths that can’t be proved true using that system. However, they potentially can be proved if one expands the axioms of the system. This infers that there is no limit to mathematical truths.

Alonso Church’s ‘paradox of unknowability’ states, “unless you know it all, there will always be truths that are by their very nature unknowable.” This applies to the physical universe itself. Specifically, since the vast majority of the Universe is unobservable, and possibly infinite in extent, most of it will remain forever unknowable. Given that the limits of knowledge are either infinite or unknowable in both the mathematical and physical worlds, then those limits are like a horizon that retreats as we advance towards it.

Sunday 3 December 2023

Philosophy in practice

 As someone recently pointed out, my posts on this blog invariably arise from things I have read (sometimes watched) and I’ve already written a post based on a column I read in the last issue of Philosophy Now (No 158, Oct/Nov 2023).
 
Well, I’ve since read a few more articles and they have prompted quite a lot of thinking. Firstly, there is an article called What Happened to Philosophy? By Dr Alexander Jeuk, who is to quote: “an independent researcher writing on philosophy, economics, politics and the institutional structure of science.” He compares classical philosophy (in his own words, the ‘great philosophers’) with the way philosophy is practiced today in academia – that place most us of don’t visit and wouldn’t understand the language if we did.
 
I don’t want to dwell on it, but it’s relevance to this post is that he laments the specialisation of philosophy, which he blames (if I can use that word) on the specialisation of science. The specialisation of most things is not a surprise to anyone who works in a technical field (I work in engineering). I should point out that I’m not a technical person, so I’m a non-specialist who works in a specialist field. Maybe that puts me in a better position than most to address this. I have a curious mind that started young and my curiosity shifted as I got older, which means I never really settled into one area of knowledge, and, if I had, I didn’t quite have the intellectual ability to become competent in it. And that’s why this blog is a bit eclectic.
 
In his conclusion, Jeuk suggests that ‘great philosophy’ should be looked for ‘in the classics, and perhaps encourage a re-emergence of great philosophical thought from outside academia.’ He mentions social media and the internet, which is relevant to this blog. I don’t claim to do ‘great philosophy’; I just attempt to disperse ideas and provoke thought. But I think that’s what philosophy represents to most people outside of academia. Academic philosophy has become lost in its obsession with language, whilst using language that most find obtuse, if not opaque.
 
Another article was titled Does a Just Society Require Just Citizens? By Jimmy Aflonso Licon, Assistant Teaching Professor in Philosophy at Arizona State University. I wouldn’t call the title misleading, but it doesn’t really describe the content of the essay, or even get to the gist of it, in my view. Licon introduces a term, ‘moral mediocrity’, which might have been a better title, if an enigmatic one, as it’s effectively what he discusses for the next, not-quite 3 pages.
 
He makes the point that our moral behaviour stems from social norms – a point I’ve made myself – but he makes it more compellingly. Most of us do ‘moral’ acts because that’s what our peers do, and we are species-destined (my term, not his) to conform. This is what he calls moral mediocrity, because we don’t really think it through or deliberate on whether it’s right or wrong, though we might convince ourselves that we do. He makes the salient point that if we had lived when slavery was the norm, we would have been slave-owners (assuming the reader is white, affluent and male). Likewise, suffrage was once anathema to a lot of women, as well as men. This supports my view that morality changes, and what was once considered radical becomes conservative. And such changes are usually generational, as we are witnessing in the current age with marriage equality.
 
He coins another term, when he says ‘we are the recipients of a moral inheritance’ (his italics). In other words, the moral norms we follow today, we’ve inherited from our forebears. Towards the end of his essay, he discusses Kant’s ideas on ‘duty’. I won’t go into that, but, if I understand Licon’s argument correctly, he’s saying that a ‘just society’ is one that has norms and laws that allow moral mediocrity, whereby its members don’t have to think about what’s right or wrong; they just follow the rules. This leads to his very last sentence: And this is fundamentally the moral problem with moral mediocrity: it is wrongly motivated.
 
I’ve written on this before, and, given the title as well as the content, I needed to think on what I consider leads to a ‘just society’. And I keep coming back to the essential need for trust. Societies don’t function without some level of trust, but neither do personal relationships, contractual arrangements or the raising of children.
 
And this leads to the third article in the same issue, Seeing Through Transparency, by Paul Doolan, who ‘teaches philosophy at Zurich International School and is the author of Collective Memory and the Dutch East Indies; Unremembering Decolonization (Amsterdam Univ Press, 2021).
 
In effect, he discusses the paradoxical nature of modern societies, whereby we insist on ‘transparency’ yet claim that privacy is sacrosanct – see the contradiction? Is this hypocrisy? And this relates directly to trust. Without transparency, be it corporate or governmental, we have trust issues. My experience is that when it comes to personal relationships, it’s a given, a social norm in fact, that a person reveals as much of their interior life as they want to, and it’s not ours to mine. An example of moral mediocrity perhaps. And yet, as Doolan points out, we give away so much on social media, where our online persona takes on a life of its own, which we cultivate (this blog not being an exception).
 
I think there does need to be transparency about decisions that affect our lives collectively, as opposed to secrets we all keep for the sake of our sanity. I have written dystopian fiction where people are surveilled to the point of monitoring all speech, and explored how it affects personal relationships. This already happens in some parts of the world. I’ve also explored a dystopian scenario where the surveillance is less obvious – every household has an android that monitors all activity. We might already have that with certain devices in our homes. Can you turn them off?  Do you have a device that monitors everyone who comes to your door?
 
The thing is that we become habituated to their presence, and it becomes part of our societal structure. As I said earlier, social norms change and are largely generational. Now they incorporate AI as well, and it’s happening without a lot of oversight or consultation with users. I don’t want to foster paranoia, but the genie has already escaped and I’d suggest it’s a matter of how we use it rather than how we put it back in the bottle.

Leaving that aside, Doolan also asks if you would behave differently if you could be completely invisible, which, of course, has been explored in fiction. We all know that anonymity fosters bad behaviour – just look online. One of my tenets is that honesty starts with honesty to oneself; it determines how we behave towards others.
 
I also know that an extreme environment, like a prison camp, can change one’s moral compass. I’ve never experienced it, but my father did. It brings out the best and worst in people, and I’d contend that you wouldn’t know how you’d be affected if you haven’t experienced it. This is an environment that turns Licon’s question on its head: can you be just in an intrinsically unjust environment?

Saturday 25 November 2023

Are people on the Left more intelligent?

 Now there’s a provocative question, and the short answer is, No. Political leanings are more associated with personality traits than IQ, according to studies I’ve read about, though I’m no expert. Having said that, I raise this subject, because I think there’s a perception on both sides that there is, which is why people on the Right love to use the word, ‘elites’, to describe what they see as a distortion of reality on subjects like climate change, the COVID pandemic and just about anything they disagree with that involves a level of expertise that most of us don’t have.
 
We live in a world overflowing with information (of which, ironically, I am a contributor) and most, if not all of it, is imbibed through a political filter. On social media we live in echo-chambers, so that confirmation bias is unplugged from all conduits of dissent.
 
To provide a personal example, I watch panel discussions facilitated by The Australian Institute using Zoom, on topics like plastic-waste, whistleblower protection, Pacific nations relations, economics of inflation (all relatively recent topics). The titles alone have a Leftish flavour (though not all), and would be dismissed as ‘woke’ by many on the Right. They are a leftwing think tank, and the panellists are all academics or experts in their field. Whether you agree with them or not, they are well informed.
 
Of course, there are rightwing thinktanks as well; the most obvious in Australia being the Institute of Public Affairs (IPA) with the catchcry, The Voice for Freedom. The Australia Institute has its own catchcry, We Change Minds, which is somewhat optimistic given it appears to be always preaching to the choir. It should be pointed out that the IPA can also provide their own experts and research into individual topics.
 
I’ve never hidden my political leanings, and only have to look at my own family to appreciate that personality traits play a greater role than intelligence. I’m the political black sheep, yet we still socialise and exhibit mutual respect. The same with some of my neighbours, who have strong religious views, yet I count as friends.
 
It’s not a cliché that people of an artistic bent tend to be leftists. I think this is especially true in theatre, where many an eccentric personality took refuge, not to mention people with different sexual orientation to the norm. We are generally more open to new ideas and more tolerant of difference. Negative traits include a vulnerability to neurosis, even depression, and a lack of discipline or willingness to abide by rules.
 
One of the contentious points-of-view I hold is that people on the Left have a propensity for being ahead of their time. It’s why they are often called ‘progressives’, but usually only by history. In their own time, they could be called ratbags, radicals or nowadays, ‘elitist’. History tends to bear this out, and it’s why zeitgeist changes are often generational.
 
Recently, I’ve come across a couple of discussions on Russell (including a 1960 interview with him) and was surprised to learn how much we have in common, philosophically. Not only in regard to epistemology and science (which is another topic), but also ethics and morality. To quote from an article in Philosophy Now (Issue 158, Oct/Nov 2023) titled Russell’s Moral Quandary by David Berman (Professor Emiritus Fellow, Philosophy Department, Trinity College Dublin).
 
…our moral judgements [According to Russell] come from a combination of our nurture and education, but primarily from our feelings and their consequences. Hence they do not arise from any timeless non-natural absolutes [like God], for they are different in different times and places.
 

It’s the very last phrase that is relevant to this essay, though it needed to be put in context. Where I possibly depart from Russell is in the role of empathy, but that’s also another discussion.
 
Even more recently, I had a conversation with a mother of a son and daughter, aged 22 and 19 respectively, where she observed that her daughter was living in a different world to the one she grew up in, particularly when it came to gender roles and expectations. I imagine many would dismiss this as a manifestation of wokeism, but I welcome it. I’ve long argued that there should be more cross-generational conversation. I’ve seen this in my professional life (in engineering), where there is a natural synergy between myself and cleverer, younger people, because we are willing to learn from each other. It naturally mitigates against close-mindedness.
 
The Right are associated with 2 social phenomena that tend to define them. Firstly, they wish to maintain the status quo, even turn back the clock, to the point that they will find their own ‘evidence’ to counter proposed changes. This is not surprising, as it’s almost the definition of conservatism. But the second trait, for want of a better word, has become more evident and even dangerous in modern politics, both locally and overseas. It’s particularly virulent in America, and I’m talking about the propensity to oppose all alternative views to the point of self-defeatism. I know that extremists on the Left can be guilty as well, but there are personalities on the Right who thrive on division; who both cultivate and exploit it. The end result is often paralysis, as we’ve seen recently in America with the House Speaker debacle, and its close-encounter with a nationwide catastrophe.
 
There is a view held by many, including people who work in my profession, that the best way to achieve the most productive outcome is through competition. In theory, it sounds good, but in practice – and I’ve seen it many times – you end up with 2 parties in constant argument and opposition to each other. Even if there are more than 2, they tend to align into 2. What you get is decision-paralysis, delays, stalemate and a neverending blame-game. On the other hand, when parties co-operate and collaborate, you get the exact opposite. Is this a surprise? No.
 
From my experience, the best leaders in project management are the ones who can negotiate compromises and it’s the same in politics. The qualities are openness, tolerance and persuasive negotiation skills. I’ve seen it in action numerous times.
 
In a post I wrote on Plato, I talked about his philosopher-king idea, which is an ideal that could never work in practice. Nevertheless, one of the problems with democracy, as it’s practiced virtually everywhere, is that the most popular opinion on a particular topic is not necessarily the best informed. I can see a benefit in experts playing a greater role in determining policies. We saw this in Australia during the pandemic and I believe it worked, though not everyone agrees. Some argue that the economy suffered unnecessarily. But this was a worldwide experiment, and we saw that where medical advice was ignored and fatalities arose accordingly, the economy suffered anyway.

Friday 17 November 2023

On the philosophy of reality

 This follows on from my last post, after I saw a YouTube interview with Raymond Tallis on Closer to Truth. He’s all but saying that physics has lost the plot, or at least that’s my takeaway. I happen to know that he’s also writing a book on ‘reality’ – might even have finished it – which is why he can’t stop talking about it, and, it seems, neither can I.
 
I think there are 3 aspects to this discussion, even though they are not clearly delineated. Nevertheless, it might be worth watching the video to better appreciate what I’m talking about. While I agree with some of his points, I think Tallis’s main thrust that physicists contend that ‘reality dissolves’ is a strawman argument as I’ve never heard or read a physicist make that claim. Robert Lawrence Kuhn, who hosts all the talks on Closer To Truth, appears to get uncharacteristically flustered, but I suspect it’s because he intuitively thought the argument facile but couldn’t easily counter it. It would have been far more interesting and edifying if Tallis was debating with someone like Paul Davies, who is not only a physicist, but knows some philosophy.
 
At one point they get onto evolution, as Kuhn attempts to make the distinction between how we’ve evolved to understand the world but culturally moved beyond that. This leads to the 3 aspects I alluded to earlier.
 
The first aspect is that there is an objective reality independent of us, which we need to take seriously because it can kill us. As Tallis points out, this is what we’ve evolved to avoid, otherwise we wouldn’t be here. As I’ve pointed out many times, our brains create a model of that reality so we can interact with it. This is the second aspect, and is part of our evolutionary heritage.
 
The third aspect appears to be completely at odds with this and that appears to be what Tallis has an issue with. The third aspect is that we make mathematical models of reality, which seem, on the surface at least, to have no bearing on the reality that we experience. We don’t see wavefunctions of particles or twins aging at different rates when one goes on a journey somewhere.
 
It doesn’t help that different physicists attempt to give different accounts of what’s happening. For example, a lot of physicists believe that the wavefunction is just a useful mathematical fiction. Others believe that it carries on in another universe after the ‘observation’ or ‘measurement’. All acknowledge that we can’t explain exactly what happens, which is why it’s called the ‘measurement problem’.
 
What many people don’t tell you is that QM only makes predictions about events, which is why it deals in probabilities, and logically, observations require a time lapse, no matter how small, before it’s recorded, so it axiomatically happens in the past. As Paul Davies points out there is an irreversibility in time once the ‘observation’ has been made.
 
The very act of measurement breaks the time symmetry of quantum mechanics in a process sometimes described as the collapse of the wave function…. the rewind button is destroyed as soon as that measurement is made.
 
So, nothing ‘dissolves’, it’s just not observable until after the event, and the event could be a photon hitting a photo-sensitive surface or an isotope undergoing some form of radioactive decay or an electron hitting a screen and emitting light. Even Sabine Hossenfleder (in one of her videos) points out that the multiple paths of Feynman’s ‘sum-over-histories path-integral’ are in the future of the measurement that they predict via calculation.
 
Tallis apparently thinks that QM infers that there is nothing solid in the world, yet it was Freeman Dyson, in collaboration with Andrew Leonard, who used Wolfgang Pauli’s Exclusion Principle to demonstrate why solid objects don’t meld into each other. Dyson acknowledged that ‘the proof was extraordinarily complicated, difficult and opaque’, which might explain why it took so long for someone to calculate it (1967).
 
Humans are unique within the animal kingdom in that we’ve developed tools that allow us to ‘sense’ phenomena that can’t be detected through our biological senses. It’s this very attribute that has led to the discipline of science, and in the last century it has taken giant strides beyond anything our predecessors could have imagined. Not only have we learned that we live in a galaxy that is one among trillions and that the Universe is roughly 14 billion years old, but we can ‘sense’ radiation only 380,000 years after its birth. Who would have thought? At the other end of the scale, we’ve built a giant underground synchrotron that ‘senses’ the smallest known particle in nature, called quarks. They are sub-sub-atomic.
 
But, in conjunction with these miracle technologies, we have discovered, or developed (a combination of both), mathematical tools that allow us to describe these phenomena. In fact, as Richard Feynman pointed out, mathematics is the only language in which ‘nature speaks’. It’s like the mathematical models are another tool in addition to the technological ones that extend our natural senses.
 
Having said that, sometimes these mathematical models don’t actually reflect the real world. A good example is Ptolemy’s model of the solar system using epicycles, that had Earth at its centre. A possible modern example is String Theory, which predicts up to 10 spatial dimensions when we are only aware of 3.
 
Sabine Hossenfelder (already mentioned) wrote a book called Lost in Math, where she challenges this paradigm. I think that this is where Tallis is coming from, though he doesn’t specifically say so. He mentions a wavefunction (in passing), and I’ve already pointed out that some physicists see it as a convenient and useful mathematical fiction. One is Viktor T Toth (on Quora) who says:
 
The mathematical fiction of wavefunction collapse was “invented” to deal with the inconvenient fact that otherwise, we’d have to accept what the equations tell us, namely that quantum mechanics is nonlocal (as per Bell’s theorem)…

 
But it’s this very ‘wavefunction collapse’ that Davies was referring to when he pointed out that it ‘destroys the rewind button’. Toth has a different perspective:
 
As others pointed out, wavefunction collapse is, first and foremost, a mathematical abstraction, not a physical process. If it were a physical process, it would be even weirder. Rather than subdividing spacetime with an arbitrarily chosen hypersurface called “now” into a “before observation” and an “after observation” half, connected by the non-unitary transformation of the “collapse”, wavefunction collapse basically implies throwing away the entire universe, replacing it with a different one (past, present, and future included) containing the collapsed wavefunction instead of the original.
 
Most likely, it’s expositions like this that make Tallis throw up his hands (figuratively speaking), even though I expect he’s never read anything by Toth. Just to address Toth’s remark, I would contend that the ‘arbitrarily chosen hypersurface called “now”’ is actually the edge in time of the entire universe. A conundrum that is rarely acknowledged, let alone addressed, is that the Universe appears to have no edge in space while having an edge in time. Notice how different his ‘visualisation’ is to Davies’, yet both of them are highly qualified and respected physicists.
 
So, while there are philosophical differences among physicists, one can possibly empathise with the frustrations of a self-identified philosopher. (Tallis’s professional background is in neuroscience.)
 
Nevertheless, Tallis uses quantum mechanics just like the rest of us, because all electronic devices are dependent on it, and we all exploit Einstein’s relativity theories when we use our smartphones to tell us where we are.
 
So the mathematical models, by and large, work. And they work so well, that we don’t need to know anything about them, in the same way you don’t need to know anything about all the technology your car uses in order for you to drive it.
 
Tallis, like many philosophers, sees mathematics as a consequence of our ability to measure things, which we then turn into equations that conveniently describe natural phenomena. But the history of Western science reveals a different story, where highly abstract mathematical discoveries later provide an epistemological key to our comprehension of the most esoteric natural phenomena. The wavefunction is a good example: using an unexpected mathematical relationship discovered by Euler in the 1700s, it encapsulates in one formula (Shrodinger’s), superposition, entanglement and Heisenberg’s Uncertainty Principle. So it may just be a mathematical abstraction, yet it describes the most enigmatic features discovered in the natural world thus far.
 
From what I read and watch (on YouTube), I don’t think you can do theoretical physics without doing philosophy. Philosophy (specifically, epistemology) looks at questions that don’t have answers using our current bank of knowledge. Examples include the multiverse, determinism and free will. Philosophers with a limited knowledge of physics (and that includes me) are not in the same position as practicing physicists to address questions about reality. This puts Tallis at a disadvantage. Physicists can’t agree on topics like the multiverse, superdeterminism, free will or the anthropic principle, yet often hold strong views regardless.
 
I’m always reminded of John Wheeler’s metaphor of science as an island of knowledge in a sea of ignorance, with the shoreline being philosophy. Note that as the island expands so does the shoreline of our ignorance.