Still more astonishing is that world of rigorous fantasy which we call mathematics.

What is true is that the idea of power corrupts. Power corrupts most rapidly those who believe in it, and it is they who will want it most. Obviously, our democratic system tends to give power to those who hunger for it and gives every opportunity to those who don't want power to avoid getting it. Not a very satisfactory arrangement if power corrupts those who believe in it and want it.

It is impossible, in principle, to explain any pattern by invoking a single quantity.

Official education was telling people almost nothing of the nature of all those things on the seashores, and in the redwood forests, in the deserts and in the plains.

Science, like art, religion, commerce, warfare, and even sleep, is based on presuppositions.

Numbers are the product of counting. Quantities are the product of measurement. This means that numbers can conceivably be accurate because there is a discontinuity between each integer and the next.

A man walking is never in balance, but always correcting for imbalance.