One knows so little. When one knows more it is too late.

Many homicidal lunatics are very quiet, unassuming people. Delightful fellows.

You'll be glad too, when the end comes.

You regard it as impossible that a sinner should be struck down by the wrath of God! I do not!

You don't realize what fine fighting material there is in age. ... You show me any one who's lived to over seventy and you show me a fighter - some one who's got the will to live.

He laughs best who laughs at the end.

I really cannot understand the point of what you're saying. Really,' said Clotilde, looking at her. 'What a very extraordinary person you are. What sort of a woman are you? Why are you talking like this? Who are you?' Miss Marple pulled down the mass of pink wool that encircled her head, a pink wool scarf of the same kind that she had once worn in the West Indies. 'One of my names,' she said, 'is Nemesis.' 'Nemesis? And what does that mean?' 'I think you know,' said Miss Marple. 'You are a very well educated woman. Nemesis is long delayed sometimes, but it comes in the end.