No man treats a motorcar as foolishly as he treats another human being. When the car will not go, he does not attribute its annoying behavior to sin; he does not say, 'You are a wicked motorcar, and I shall not give you any more petrol until you go.' He attempts to find out what is wrong and to set it right.

Perhaps the best hope for the future of mankind is that ways will be found of increasing the scope and intensity of sympathy.

People who are vigorous and brutal often find war enjoyable.

One's work is never so bad as it appears on bad days, nor so good as it appears on good days.

There's a Bible on that shelf there. But I keep it next to Voltaire - poison and antidote.

The human race may well become extinct before the end of the century. Speaking as a mathematician, I should say the odds are about three to one against survival.

None but a coward dares to boast that he has never known fear.