Fundamental happiness depends more than anything else upon what may be called a friendly interest in persons and things.

In action, in desire, we must submit perpetually to the tyranny of outside forces; but in thought, in aspiration, we are free, free from our fellowmen, free from the petty planet on which our bodies impotently crawl, free even, while we live, from the tyranny of death.

The Eugenic Society . . . is perpetually bewailing the fact that wage-earners breed faster than middle-class people.

To a modern mind, it is difficult to feel enthusiastic about a virtuous life if nothing is going to be achieved by it.

The fact that an opinion has been widely held is no evidence whatever that it is not utterly absurd.

Physics, owing to the simplicity of its subject matter, has reached a higher state of development than any other science.

You are a wicked motorcar, and I shall not give you any more petrol until you go.