Emotional occasions, especially violent ones, are extremely potent in precipitating mental rearrangements. The sudden and explosive ways in which love, jealousy, guilt, fear, remorse, or anger can seize upon one are known to everybody. . . . And emotions that come in this explosive way seldom leave things as they found them.

Both thought and feeling are determinants of conduct, and the same conduct may be determined either by feeling or by thought.

Truth is one species of good, and not, as is usually supposed, a category distinct from good, and co-ordinate with it

It is only by risking our persons from one hour to another that we live at all. And often enough our faith beforehand in an uncertified result is the only thing that makes the result come true.

I know that you, ladies and gentlemen, have a philosophy, each and all of you, and that the most interesting and important thing about you is the way in which it determines the perspective in your several worlds.

Despair lames most people, but it wakes others fully up.

The greatest discovery of the 20th Century is that our attitude of mind determines our quality of life, not circumstances.