Genius... means little more than the faculty of perceiving in an unhabitual way.

There is nothing so absurd that it cannot be believed as truth if repeated often enough.

You make a great, very great mistake, if you think that psychology, being the science of the mind's laws, is something from which you can deduce definite programmes and schemes and methods of instruction for immediate schoolroom use.

Organization and method mean much, but contagious human characters mean more in a university.

Most unhappiness is caused because people listen to themselves... instead of talking to themselves.

As the brain-changes are continuous, so do all these consciousnesses melt into each other like dissolving views. Properly they are but one protracted consciousness, one unbroken stream.

Success plus Self-esteem equals Pretensions.