An index is a great leveller.

The danger of crippling thought, the danger of obstructing the formation of the public mind by specially suppressing ... representations is far greater than any real danger that there is from such representations.

When I was young, I observed that nine out of ten things I did were failures. So I did ten times more work.

I have to live for others and not for myself: that's middle-class morality.

Men are not governed by justice, but by law or persuasion. When they refuse to be governed by law or persuasion, they have to be governed by force or fraud, or both.

Peace is not only better than war, but infinitely more arduous.

If the wicked flourish and the fittest survive, Nature must be the god of rascals.