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Carl%20Sagan%20-%20The%20Demon%20Haunted%20World

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Antiscience<br />

appreciate humour in so serious a matter. But the most they were<br />

able to pin on Condon, as I recall, was that in high school he had a<br />

job delivering a socialist newspaper door-to-door on his bicycle.<br />

Imagine you seriously want to understand what quantum mechanics<br />

is about. There is a mathematical underpinning that you must<br />

first acquire, mastery of each mathematical subdiscipline leading<br />

you to the threshold of the next. In turn you must learn arithmetic,<br />

Euclidian geometry, high school algebra, differential and<br />

integral calculus, ordinary and partial differential equations,<br />

vector calculus, certain special functions of mathematical physics,<br />

matrix algebra, and group theory. For most physics students, this<br />

might occupy them from, say, third grade to early graduate school<br />

- roughly fifteen years. Such a course of study does not actually<br />

involve learning any quantum mechanics, but merely establishing<br />

the mathematical framework required to approach it deeply.<br />

The job of the popularizer of science, trying to get across some<br />

idea of quantum mechanics to a general audience that has not<br />

gone through these initiation rites, is daunting. Indeed, there are<br />

no successful popularizations of quantum mechanics in my opinion,<br />

partly for this reason. These mathematical complexities are<br />

compounded by the fact that quantum theory is so resolutely<br />

counterintuitive. Common sense is almost useless in approaching<br />

it. It's no good, Richard Feynman once said, asking why it is that<br />

way. No one knows why it is that way. That's just the way it is.<br />

Now suppose we were to approach some obscure religion or<br />

New Age doctrine or shamanistic belief system sceptically. We<br />

have an open mind; we understand there's something interesting<br />

here; we introduce ourselves to the practitioner and ask for an<br />

intelligible summary. Instead we are told that it's intrinsically too<br />

difficult to be explained simply, that it's replete with 'mysteries',<br />

but if we're willing to become acolytes for fifteen years, at the end<br />

of that time we might begin to be prepared to consider the subject<br />

seriously. Most of us, I think, would say that we simply don't have<br />

the time; and many would suspect that the business about fifteen<br />

years just to get to the threshold of understanding is evidence that<br />

the whole subject is a bamboozle: if it's too hard for us to<br />

understand, doesn't it follow that it's too hard for us to criticize

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