Those who admire modern civilization usually identify it with the steam engine and the electric telegraph.

Why should we take advice on sex from the pope? If he knows anything about it, he shouldn't!

It is assumed that the woman must wait, motionless, until she is wooed. That is how the spider waits for the fly.

Every man is a revolutionist concerning the thing he understands. For example, every person who has mastered a profession is a skeptic concerning it, and consequently a revolutionist.

Consciousness of a fact is not knowing it: if it were, the fish would know more of the sea than the geographers and the naturalists.

The haughty American nation ... makes the Negro clean its boots and then proves the moral and physical inferiority of the Negro by the fact that he is a bootblack.

For the pre-Darwinian age had come to be regarded as a Dark Age in which men still believed that the book of Genesis was a standard scientific treatise, and that the only additions to it were Galileo'a demonstration of Leonardo da Vinci's simple remark that the earth is a moon of the sun, Sir Humphrey Davy's invention of the safety lamp, the discovery of electricity, the application of steam to industrial purposes, and the penny post.