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.

I myself have been particularly careful never to say a civil word to the United States. I have scoffed at their inhabitants as a nation of villagers. I have defined the 100 % American as 99 % an idiot. And they adore me.

A socialist is somebody who doesn't have anything, and is ready to divide it up equally among everybody.

All problems are finally scientific problems.

Assassination is the extreme form of censorship.

The universal regard for money is the one hopeful fact in our civilization. Money is the most important thing in the world. It represents health, strength, honor, generosity and beauty . . . . Not the least of its virtues is that it destroys basic people as certainly as it fortifies and dignifies noble people.

He who can, does. He who cannot, teaches.