Philosophy, if it cannot answer so many questions as we could wish, has at least the power of asking questions which increase the interest of the world, and show the strangeness and wonder lying just below the surface even in the commonest things of daily life.

Force plays a much larger part in the government of the world than it did before 1914, and what is especially alarming, force tends increasingly to fall into the hands of those who are enemies of civilization.

The infliction of cruelty with a good conscience is a delight to moralists - that is why they invented hell.

I am allowed to use plain English because everybody knows that I could use mathematical logic if I chose.

There seems scarcely any limit to what could be done in the way of producing a good world, if only men would use science wisely.

There is a possibility in human minds of something mysterious as the night-wind, deep as the sea, calm as the stars, and strong as Death, a mystic contemplation, the “intellectual love of God.” Those who have known it cannot believe in wars any longer, or in any kind of hot struggle. If I could give to others what has come to me in this way, I could make them too feel the futility of fighting. But I do not know how to communicate it: when I speak, they stare, applaud, or smile, but do not understand.

What the world needs is not dogma but an attitude of scientific inquiry.