Old men make wars that young men may die.

Conflict is the very essence of life.

It takes a good many years and some pretty hard knocks to make people tolerant.

the theater is the only money-making business I know in which haste apparently rules from first to last.

my crime books are actually novels and are written as such. One might even say that each one is really two novels, one of which is the story I tell the reader, and the other the buried story I know and let slip now and then into a clue to whet the reader's interest.

I have a great deal of mind. It takes a long time to change it.

Love is like the measles, all the worse when it comes late.