The detective story itself is in a dilemma. It is a vein which is in danger of being worked out, the demand is constant, the powers of supply variable, and the reader, with each one he absorbs, grows a little more sophisticated and harder to please, while the novelist, after each one he writes, becomes a little more exhausted.

The artist is a member of the leisured classes who cannot pay for his leisure.

Promise is the capacity for letting people down.

The English masses are lovable: they are kind, decent, tolerant, practical and not stupid. The tragedy is that they are too many of them, and that they are aimless, having outgrown the servile functions for which they were encouraged to multiply. One day these huge crowds will have to seize power because there will be nothing else for them to do, and yet they neither demand power nor are ready to make use of it; they will learn only to be bored in a new way.

What grape to keep its place in the sun, taught our ancestors to make wine?

In youth the life of reason is not in itself sufficient; afterwards the life of emotion, except for short periods, becomes unbearable.

There is no pain equal to that which two lovers can inflict on one another... It is when we begin to hurt those whom we love that the guilt with which we are born becomes intolerable, and since all those whom we love intensely and continuously grow part of us, and since we hate ourselves in them, so we torture ourselves and them together.