The deepest human need is the need to be appreciated.

The mind of your own enemy, the pupil, is working away from you, as keenly and eagerly as is the mind of the commander on the other side from the scientific general. Just what the respective enemies want and think, and what they know or do not know, are as hard things for the teachers as for the general to find out.

The ideas gained by men before they are twenty-five are practically the only ideas they shall have in their lives.

When you have to make a choice and don't make it, that is in itself a choice.

I have often thought the best way to define a man's character would be to seek out the particular mental or moral attitude in which, when it comes upon him, he felt himself most deeply and intensely active and alive. At such moments there is a voice inside which speaks and says: This is the real me!.

Far from being antecedent principles that animate the process, law, language, truth are but abstract names for its results.

Knowledge about life is one thing; effective occupation of a place in life, with its dynamic currents passing through your being, is another.