Unless you are good at guessing, it is not much use being a detective.

Women can accept the fact that a man is a rotter, a swindler, a drug taker, a confirmed liar, and a general swine, without batting an eyelash, and without its impairing their affection for the brute in the least. Women are wonderful realists.

The trouble with you and me, is that we don't live in the real world. We dream of fantastic things that may never happen.

The best time to plan a book is while you're doing the dishes.

No innocent person ever has an alibi.

Evil never goes unpunished, Monsieur. But the punishment is sometimes secret.

There is no telling what a human character is. Until the test comes. To most of us the test comes early in life. A man is confronted quite soon with the necessity to stand on his own feet, to face dangers and difficulties and to take his own line of dealing with them. It may be the straight way, it may be the crooked way --- whichever it is, a man usually learns early just what he is made of.