Nothing in man is more serious than his sense of humor; it is the sign that he wants all the truth.

Bring ideas in and entertain them royally, for one of them may be the king.

The connectedness of things is what the educator contemplates to the limit of his capacity. No human capacity is great enough to permit a vision of the world as simple, but if the educator does not aim at the vision no one else will, and the consequences are dire when no one does.

There is one thing we can do, and the happiest of people are those who do it to the limit of their ability. We can be completely present.

Memory performs the impossible for man by the strength of his divine arms; holds together past and present, beholding both, existing in both, abides in the flowing, and gives continuity and dignity to human life.

Wit is the only wall between us and the dark.

An unexamined idea, to paraphrase Socrates, is not worth having and a society whose ideas are never explored for possible error may eventually find its foundations insecure.