Common sense and a sense of humor are the same thing, moving at different speeds. A sense of humor is just common sense, dancing.

You perceive now, my friends, what your general or abstract duty is as teachers. Although you have to generate in your pupils a large stock of ideas, any one of which may be inhibitory, yet you must also see to it that no habitual hesitancy or paralysis of the will ensues, and that the pupil still retains his power of vigorous action.

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.

When thoughts do not neutralize an undesirable emotion, action will.

Science as such assuredly has no authority, for she can only say what is, not what is not.

To know psychology, therefore, is absolutely no guarantee that we shall be good teacher.