The deepest and rarest kind of courage has nothing to do with feats or obstacles in the outside world; and, indeed, has nothing to do with the outside world - it is the courage to be who you are.

Why do most Americans look up to education and down upon educated people?

Skepticism is not an end in itself; it is a tool for the discovery of truths.

The commonest fallacy among women is that simply having children makes them a mother - which is as absurd as believing that having a piano makes one a musician.

A university is not, primarily, a place in which to learn how to make a living; it is a place in which to learn how to be more fully a human being, how to draw upon one's resources, how to discipline the mind and expand the imagination; how to make some sense out of the big world we will shortly be thrown into.

We must become masters of our own actions and attitudes. To let another person determine whether we will be rude or gracious, elated or depressed is to give control of ourselves. The only true possession is self possession.

Making out an invitation list for a party brings out the worst in everyone. It is then that our most ruthless estimates of the people we know come into play.