Brief and powerless is man's life; on him and all his race the slow, sure doom falls pitiless and dark.

Some care is needed in using Descartes' argument. "I think, therefore I am" says rather more than is strictly certain. It might seem as though we are quite sure of being the same person to-day as we were yesterday, and this is no doubt true in some sense. But the real Self is as hard to arrive at as the real table, and does not seem to have that absolute, convincing certainty that belongs to particular experiences.

Every man, wherever he goes, is encompassed by a cloud of comforting convictions, which move with him like flies on a summer day.

It is a waste of energy to be angry with a man who behaves badly, just as it is to be angry with a car that won't go.

I believe myself that romantic love is the source of the most intense delights that life has to offer. In the relation of a man and woman who love each other with passion and imagination and tenderness, there is something of inestimable value, to be ignorant of which is a great misfortune to any human being.

Americans need rest, but do not know it. I believe this to be a large part of the explanation of the crime wave in the United States.

We have almost reached the point where praise of rationality is held to mark a man as an old fogey regrettably surviving from a bygone age.