How to gain, how to keep, how to recover happiness is in fact for most men at all times the secret motive of all they do, and of all they are willing to endure.

The more rational statement is that we feel sorry because we strike, afraid because we tremble, and not that we cry, strike, or tremble because we are sorry, angry, or fearful as the case may be.

Mankind's common instinct for reality has always held the world to be essentially a theatre for heroism.

In the dim background of our mind we know meanwhile what we ought to be doing: getting up, dressing ourselves, answering the person who has spoken to us, trying to make the next step in our reasoning. But somehow we cannot start.

No reception without reaction, no impression without correlative expression, -this is the great maxim which the teacher ought never to forget.

No one sees further into a generalization than his own knowledge of detail extends.

Truth for us is simply a collective name for verification processes