All great books contain boring portions, and all great lives have contained uninteresting stretches.

When you want to teach children to think, you begin by treating them seriously when they are little, giving them responsibilities, talking to them candidly, providing privacy and solitude for them, and making them readers and thinkers of significant thoughts from the beginning. That’s if you want to teach them to think.

Worry is a form of fear.

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.

There have been poverty, pestilence, and famine, which were due to man's inadequate mastery of nature. There have been wars, oppressions and tortures which have been due to men's hostility to their fellow men.

It seems to me now that mathematics is capable of an artistic excellence as great as that of any music, perhaps greater; not because the pleasure it gives (although very pure) is comparable, either in intensity or in the number of people who feel it, to that of music, but because it gives in absolute perfection that combination, characteristic of great art, of godlike freedom, with the sense of inevitable destiny; because, in fact, it constructs an ideal world where everything is perfect and yet true.

I am sometimes shocked by the blasphemies of those who think themselves pious.