People are zealous for a cause when they are not quite positive that it is true.

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

If I were a medical man, I should prescribe a holiday to any patient who considered his work important.

People who are vigorous and brutal often find war enjoyable.

The wise use of leisure, it must be conceded, is a product of civilization and education.

Education ought to foster the wish for truth, not the conviction that some particular creed is the truth.

I FIND IT SO DIFFICULT NOT TO HATE, WHEN I DO NOT HATE I FEEL WE FEW ARE SO LONELY IN THE WORLD