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There is a danger in imagining the "scientist" as some kind of idiot savante, brilliant at what they do but unable to appreciate philosophical complexities. One ends up with a caricature that is quite unrepresentative.
For instance, the word "rational" is often used to mean rigid, narrow minded, ordinary, unimaginative and so on. "Scientific" is then used to mean a particular kind of "empirical rational" inquiry. My feeling is that "empirical" is taken to be "shallow observations requiring no insight".
It goes without saying that I don't ascribe these negative attributes to rationality, empiricism or science. It is an amusing irony that the dullard scientist is often challenged to try to encompass the "irrationality" of relativity or quantum mechanics.
Quantum mechanics contradicts the notion of real only if one takes a naive, simplistic view of reality. I don't take such a shallow position and neither do scientists. The world is odd, we have imperfect knowledge of it, and our ideas about it change. But the most striking thing about quantum mechanics is that it offers predictions which are verified to an astonishing degree of accuracy and has many applications in the "consistent levels" and the "objective". If one really believes it to be so "irrational" and "unpredictable" then one consequence is that you believe nuclear bombs to be a fiction in their reliable destructive power. I am assuming, without justification, that we accept empirically tested statements and rational deductions about them. That is, of course, unwarranted given the nature of the discussion.
No doubt it could be said that science is all self fullfilling belief systems. That the success of science is simply a fairy story that we have decided to believe in and if tomorrow we stopped believing in it, planes would drop out of the sky. Of course, few people believe that. What I don't understand how one can believe reality is entirely constructed and that, for instance, progress is made in science. We simply believe more advanced knowledge for ourselves?
I am happy to accept that there is no a priori reason to believe that anything exists. I am also happy to concede that, a priori, there is no reason to believe that any portion of objectivity is to be found. We could all be in the Matrix being manipulated by machines who sometimes give a semblance of "consistency". It is then perfectly reasonable to dismiss any action or observation as implanted. Hmmm. Reminds me a bit of that pipe bomber who wanted to "awaken people from reality".
For me, reality is a convenient label which probably weakly corresponds to Nick's levels of consistency. I have no reason to distinguish reality from an appearance of reality, as the effect is mostly the same. So to say that Global warming is as real as the Globe is the kind of point I am trying to push. If one says that everything is relative then one's belief in global warming is simply an extension of belief. There is certainly a case for saying it is a socially constructed concept, introduced by scientists with a green agenda. Therefore, if a person is not a scientist or doesn't have a green agenda, then global warming is not real for them? In fact, meteorology is on much more shaky ground than QM when it comes to predictability so a disbelief in Global warming is perfectly reasonable there is a case for it being more "irrational" than QM. Here, evidence, data, cause and effect and rational argument are irrelevant since they are also socially constructed. Certainly there are those who occasionally hold to this view.
This is what I mean about relativity undermining morality. Not that there needs to be some overarching moral code but that there need to be "levels of consistency" or objectivity that NIck and GDG talk about. I'd like to point out that saying there are levels of consistency or objectivity is a major qualification to the notion that reality is entirely constructed.
Doubtless people will disagree, but I think the former is a much stronger statement without the qualification. The arguments used by its defenders, in either form tend to apply to all statements about the world - not just those which aren't "objective".
To put it another way. Why is the bus objective if everything is relative? What does objective mean? Why are there levels of consistency? And what are they?
Or to go back to my human rights example, which I failed to explain. What I meant was that once one has decided on what may constitute human rights, via the UN or some other body, then one should be able to decide, in principle, whether they are being upheld. Of course, this is difficult and there are problems with the "filters" I talked about above. But I'd say it is possible to present the case and try to convince someone of a decision based on the data - this belief of mine is socially constructed, naturally. But the abusers of human rights usually claim that any data gathered is invalid because of bias.
Of course, the desire to uphold human rights is constructed as is any particular expression of them. A body like the UN which may decide upon them is also constructed. Does this mean that we need not try to collect data? That we just decide whether or not we approve of a nation?
Let me try to explain me what my concerns are - clearly I have not communicated well since I seem to be accused of asserting a quasi-religious and dogmatic morality. If you take someone like Noam Chomsky, you find a person who has a strong set of beliefs - entirely constructed. He then tries to justify these beliefs by collecting and interpreting data - all through the filters I talked about earlier. I've heard people who are politically sympathetic say that he relies to much on "facts". His critics usually say he is a rabid anti-american and so his "evidence" isn't worth the paper it is written on. IMO, these are manifestations of the assertion that everything is relative. There is no point using "data" to justify beliefs since it is superfluous. Only agreement or dissent matters.
I could go on with examples, but its clear that when I say "reality is not entirely relative" people are reading "morality is not entirely relative". Its true that I think the first statement has moral consequences but it is not, by itself, a moral statement. I'd probably disagree with the second statement.
I am not trying to say that things are black or white. I am trying to say that there are different shades of grey. |
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