The fact that an opinion has been widely held is no evidence whatever that it is not utterly absurd.

Most human beings, though in varying degrees, desire to control, not only their own lives but also the lives of others

Civilized people cannot fully satisfy their sexual instinct without love.

I hold all knowledge that is concerned with things that actually exist - all that is commonly called Science - to be of very slight value compared to the knowledge which, like philosophy and mathematics, is concerned with ideal and eternal objects, and is freed from this miserable world which God has made.

No man can be a good teacher unless he has feelings of warm affection toward his pupils and a genuine desire to impart to them what he believes to be of value.

Teachers are more than any other group the guardians of civilization.

All human activity is prompted by desire.