So long as there is death there will be sorrow, and so long as there is sorrow it can be no part of the duty of human beings to increase its amount, in spite of the fact that a few rare spirits know how to transmute it.

To write tragedy, a man must feel tragedy. To feel tragedy, a man must be aware of the world in which he lives. Not only with his mind, but with his blood and sinews.

The commonest objection to birth control is that it is against nature.

A habit of basing convictions upon evidence, and of giving to them only that degree or certainty which the evidence warrants, would, if it became general, cure most of the ills from which the world suffers.

Our great democracies still tend to think that a stupid man is more likely to be honest than a clever man, and our politicians take advantage of this prejudice by pretending to be even more stupid than nature has made them.

Americans need rest, but do not know it. I believe this to be a large part of the explanation of the crime wave in the United States.

It would have been very much better for the world if Britain had remained neutral and the Germans had won a quick victory. We should not have had either the Nazis or the Communists if that had happened.