I am the Hidden Treasure that Desires to be Known is a Biblical reference, but one can apply to life itself and what we actually know about life itself. We ae able to note the fundamental sense in which
physics, with its equations, only ever gives abstract structural descriptions
of reality. It never tells us anything about the intrinsic nature of matter, in
so far as its intrinsic nature is more than its structure.
‘Physics is
mathematical,’ Russell wrote, ‘not because we know so much about the physical
world, but because we know so little: it is only its mathematical properties
that we can discover. For the rest, our knowledge is negative.’ He went
further, observing that ‘as regards the world in general, both physical and
mental, everything that we know of its intrinsic character is derived from the
mental side’ and – again, many years later – that ‘we know nothing about the
intrinsic quality of physical events except when these are mental events that
we directly experience.’
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