I feel as if one would only discover on one's death-bed what one ought to have lived for, and realise too late that one's life has been wasted. Any passionate and courageous life seems good in itself, yet one feels that some element of delusion is involved in giving so much passion to any humanly attainable object. And so irony creeps into the very springs of one's being.

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

Education, and the life of the mind generally, is a matter in which individual initiative is the chief thing needed; the function of the state should begin and end with insistence on some kind of education, and, if possible, a kind which promotes mental individualism, not a kind which happens to conform to the prejudices of government officials.

As soon as we abandon our own reason, and are content to rely upon authority, there is no end to our trouble. . . . No Catholic, for instance, takes seriously the text which says that a Bishop should be the husband of one wife.

The fundamental cause of the trouble is that in the modern world the stupid are cocksure while the intelligent are full of doubt. Even those of the intelligent who believe that they have a nostrum are too individualistic to combine with other intelligent men from whom they differ on minor points.

Unrestricted nationalism is, in the long run, incompatible with world peace.

Work is of two kinds: first, altering the position of matter at or near the earth's surface relative to other matter; second, telling other people to do so.