Science is what you know, philosophy is what you don't know.

For my part, the thing I would wish to obtain from money would be leisure with security. But what the typical modern man desires to get with it is more money, with a view to ostentation, splendour, and the outshining of those who have hitherto been his equals.

For love of domination we must substitute equality; for love of victory we must substitute justice; for brutality we must substitute intelligence; for competition we must substitute cooperation. We must learn to think of the human race as one family.

What the world needs is not dogma but an attitude of scientific inquiry combined with a belief that the torture of millions is not desirable, whether inflicted by Stalin or by a Deity imagined in the likeness of the believer

The slave is doomed to worship time and fate and death, because they are greater than anything he finds in himself, and because all his thoughts are of things which they devour.

An individual human existence should be like a river

To discover a system for the avoidance of war is a vital need of our civilisation.