“There's no reason why women shouldn't behave like rational beings," Simon asserted stolidly.Poirot said drily: "Quite frequently they do. That is even more upsetting!”

“Why shouldn't I hate her? She did the worst thing to me that anyone can do to anyone else. Let them believe that they're loved and wanted and then show them that it's all a sham.”

“Mon ami, let this be a lesson to you. You are a man. Behave, then, like a man! It is against Nature for a man to grovel. Women and Nature have almost exactly the same reactions! Remember it is better to take the largest plate within reach and fling it at a woman's head than it is to wriggle like a worm whenever she looks at you!”

“You've a pretty good nerve," said Ratchett. "Will twenty thousand dollars tempt you?"It will not."If you're holding out for more, you won't get it. I know what a thing's worth to me."I, also M. Ratchett."What's wrong with my proposition?"Poirot rose. "If you will forgive me for being personal - I do not like your face, M. Ratchett," he said.”

“You think he is marrying her for money?''Yes, I do. Don't you think so?''I should say quite certainly,' said Miss Marple. 'Like young Ellis who married Marion Bates, the rich ironmonger's daughter. She was a very plain girl and absolutely besotted about him. However, it turned out quite well. People like young Ellis and this Gerald Wright are only really disagreeable when they've married a poor girl for love. They are so annoyed with themselves for doing it that they take it out of the girl. But if they marry a rich girl they continue to respect her.”

“Why the worst women should always attract the best men is something hard to fathom!”

“Ah, but life is like that! It does not permit you to arrange and order it as you will. It will not permit you to escape emotion, to live by the intellect and by reason! You cannot say, 'I will feel so much and no more.' Life, Mr. Welman, whatever else it is, is not reasonable. [Hercule Poirot]”