Property, said Proudhon, is theft. This is the only perfect truism that has been uttered on the subject.

I have never admitted the right of an elderly author to alter the work of a young author, even when the young author happens to be his former self.

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

We mustn't be stiff and stand-off, you know. We must be thoroughly democratic, and patronize everybody without distinction of class.

If you would stick to the concrete, and put your discoveries in the form of entertaining anecdotes about your adventures with women, your conversation would be easier to follow.

I don't know if there are men on the moon, but if there are they must be using the earth as their lunatic asylum

The great dramatist has something better to do than to amuse either himself or his audience. He has to interpret life.