Philosophy asks the simple question: What is it all about?

Religion will not regain its old power until it can face change in the same spirit as does science.

To be an abstraction does not mean that an entity is nothing. It merely means that its existence is only a factor of a more concrete element of nature.

A man of science doesn't discover in order to know, he wants to know in order to discover.

The world is shocked, or amused, by the sight of saintly old people hindering in the name of morality the removal of obvious brutalities from a legal system.

Vigorous societies harbour a certain extravagance of objectives.

If you have had your attention directed to the novelties in thought in your own lifetime, you will have observed that almost all really new ideas have a certain aspect of foolishness when they are first produced, and almost any idea which jogs you out of your current abstractions may be better than nothing.