You propound a complicated arithmetical problem: say cubing a number containing four digits. Give me a slate and half an hour's time, and I can produce a wrong answer.

Any man who is not a communist at the age of twenty is a fool. Any man who is still a communist at the age of thirty is an even bigger fool.

Disobedience, the rarest and most courageous of the virtues, is seldom distinguished from neglect, the laziest and commonest of the vices.

From a very early age, I've had to interrupt my education to go to school.

Worst of all, there is no sign of any relaxation of antisemitism. Logically it has nothing to do with Fascism. But the human raceis imitative rather than logical; and as Fascism spreads antisemitism spreads.

The truth sticks in our throats with all the sauces it is served with: it will never go down until we take it without any sauce at all.

The more reasonable a student was in mathematics, the more unreasonable she was in the affairs of real life, concerning which fewtrustworthy postulates have yet been ascertained.