It is in literature that the concrete outlook of humanity receives its expression.

If a dog jumps into your lap, it is because he is fond of you; but if a cat does the same thing, it is because your lap is warmer.

The only use of knowledge of the past is to equip us for the present.

After you understand about the sun and the stars and the rotation of the earth, you may still miss the radiance of the sunset.

It must be admitted that there is a degree of instability which is inconsistent with civilization. But, on the whole, the great ages have been unstable ages.

The fact of the religious vision, and its history of persistent expansion, is our one ground for optimism. Apart from it, human life is a flash of occasional enjoyments lighting up a mass of pain and misery, a bagatelle of transient experience.

Religion is what a person does in his solitariness.