An enormous part of our mature experience cannot not be expressed in words.

Identification of rhythm as the casual counterpart of life; wherever there is some life, only perceptible to us when the analogies are sufficiently close.

No man of science wants merely to know. He acquires knowledge to appease his passion for discovery. He does not discover in order to know, he knows in order to discover.

The point about zero is that we do not need to use it in the operation of daily life. No one goes out to buy zero fish.

There are no whole truths: All truths are half-truths.

You cannot be wise without some basis of knowledge, but you may easily acquire knowledge and remain bare of wisdom.

Ideas won't keep. Something must be done about them.