In order to acquire learning, we must first shake ourselves free of it.

Speech is human nature itself, with none of the artificiality of written language.

A philosopher of imposing stature doesn't think in a vacuum. Even his most abstract ideas are, to some extent, conditioned by what is or is not known in the time when he lives.

The vigour of civilised societies is preserved by the widespread sense that high aims are worth while. Vigorous societies harbour a certain extravagance of objectives, so that men wander beyond the safe provision of personal gratifications. All strong interests easily become impersonal, the love of a good job well done. There is a sense of harmony about such an accomplishment, the Peace brought by something worth while. Such personal gratification arises from aim beyond personality.

The tragedy of the world is that those who are imaginative have but slight experience, and those who are experienced have feeble imaginations.

The preternatural solemnity of a good many of the professionally religious is to me a point against them.

The study of mathematics is apt to commence in disappointment.