One goes through school, college, medical school and one's internship learning little or nothing about goodness but a good deal about success.

Scientists do not believe in fundamental and absolute certainties. For the scientist, certainty is never an end, but a search; not the ordering of certainty, but its exploration. For the scientist, certainty represents the highest degree of probability.

An intelligence that is not humane is the most dangerous thing in the world .

In teaching it is the method and not the content that is the message.

The only measure of what you believe is what you do.

Love, for too many men in our time, consists of sleeping with a seductive woman, one who is properly endowed with the right distribution of curves and conveniences and one upon whom a permanent lien has been acquired through the institution of marriage.

The parallel between antifeminism and race prejudice is striking. The same underlying motives appear to be at work, namely fear, jealousy, feelings of insecurity, fear of economic competition, guilt feelings, and the like. Many of the leaders of the feminist movement in the nineteenth-century United States clearly understood the similarity of the motives at work in antifeminism and race discrimination and associated themselves with the anti slavery movement.