Truth, however bitter, can be accepted, and woven into a design for living.

Evil is not any superhuman, but it is HUMAN.

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

Liking is more important than loving. It lasts. I want what is between us to last, Luke. I don't want us just to love each other and marry and get tired of each other and then want to marry some one else.

I never can stand seeing people pleased with themselves,” said Joanna. “It arouses all my worst instincts.

I'm sorry, but I do hate this differentiation between the sexes. The modern girl has a thoroughly businesslike attitude to life! That sort of thing. It's not a bit true! Some girls are businesslike and some aren't. Some men are sentimental and muddle-headed, others are clear-headed and logical. There are just different types of brains.

Who are you? You don't belong to the police?' 'I am better than the police,' said Poirot. He said it without conscious arrogance. It was, to him, a simple statement of fact.