The problem [of specialization] is essentially that of communications to an army in action. After a rapid advance communications become disorganized, and there is a temporary halting until they are again in working order.

The region of the mysterious is rapidly shrinking.

The beauty of life is, therefore, geometrical beauty of a type that Plato would have much appreciated.

The very bulk of scientific publications is itself delusive. It is of very unequal value; a large proportion of it, possibly as much as three-quarters, does not deserve to be published at all, and is only published for economic considerations which have nothing to do with the real interests of science.

A part of sexuality may go to research, and a much larger part must lead to aesthetic creation. The art of the future will, because of the very opportunities and materials it will have at its command, need an infinitely stronger formative impulse than it does now.

Published papers may omit important steps and the memory of men of science, even the greatest, is sadly fallible.

The full area of ignorance is not mapped. We are at present only exploring the fringes.