It is curious that while one's education is the part of one's life over the conditions of which one has least individual control, the results of it are held to brand one irrevocably.

In an autocracy, one person has his way; in an aristocracy, a few people have their way; in a democracy, no one has his way.

A narrow mind and a wide mouth usually go together.

Physics has never been a comfortable subject for human psychology. The desire to regard everything outside the human race's purview as insignificant, and everything within that purview as firmly under the control of tribal myth and custom, is as strong today as it was in the time of Galileo.

People having religions is an insult to the universe.

People have been marrying and bringing up children for centuries now. Nothing has ever come of it.

One of the greatest superstitions of our time is the belief that it has none.