Everything of importance has been said before by somebody who did not discover it.

There are no whole truths: all truths are half-truths. It is trying to treat them as whole truths that plays to the devil.

Art is the imposing of a pattern on experience.

To come very near to a true theory, and to grasp its precise application, are two different things, as the history of science teaches us. Everything of importance has been said before by someone who did not discover it.

The misconception which has haunted philosophic literature throughout the centuries is the notion of 'independent existence.' There is no such mode of existence; every entity is to be understood in terms of the way it is interwoven with the rest of the universe.

Learning preserves the errors of the past, as well as its wisdom. For this reason, dictionaries are public dangers, although they are necessities.

The paradox is now fully established that the utmost abstractions are the true weapons with which to control our thought of concrete fact.