With any recovery from morbidity there must go a certain healthy humiliation.

Every one of the great revolutionists, from Isaiah to Shelley, have been optimists. They have been indignant, not about the badness of existence, but about the slowness of men in realizing its goodness.

Thinking means connecting things, and stops if they cannot be connected.

All science, even the divine science, is a sublime detective story. Only it is not set to detect why a man is dead; but the darker secret of why he is alive.

In real life the people who are most bigoted are the people who have no convictions at all.

There are two ways of dealing with nonsense in this world. One way is to put nonsense in the right place; as when people put nonsense into nursery rhymes. The other is to put nonsense in the wrong place; as when they put it into educational addresses, psychological criticisms, and complaints against nursery rhymes or other normal amusements of mankind.

Customs are generally unselfish. Habits are nearly always selfish.