There's too much tendency to attribute to God the evils that man does of his own free will.

Things go entirely differently from the way you planned them.

If you've had a happy childhood, nobody can take that away from you.

Curious things, habits. People themselves never knew they had them. [Witness for the Prosecution, also published in The Hound of Death and Other Stories.]

Beastly things, teeth. Give us trouble from the cradle to the grave.

All I needed was a steady table and a typewriter...a marble-topped bedroom washstand table made a good place; the dining-room table between meals was also suitable.

Every murderer is probably somebody's old friend.