The degree of tolerance attainable at any moment depends on the strain under which society is maintaining its cohesion.

That is the injustice of a woman's lot. A woman has to bring up her children; and that means to restrain them, to deny them things they want, to set them tasks, to punish them when they do wrong, to do all the unpleasant things. And then the father, who has nothing to do but pet them and spoil them, comes in when all her work is done and steals their affection from her.

The man with a toothache thinks everyone happy whose teeth are sound. The poverty-stricken man makes the same mistake about the rich man.

Hatred is the coward's revenge for being intimidated.

A pessimist is a man who thinks everybody is as nasty as himself, and hates them for it.

To be in hell is to drift; to be in heaven is to steer.

All progress depends upon the unreasonable person.