“Oh no, I'm not brave. When a thing is certain there's nothing to be brave about. All you can do is to find your consolation.”

“I know there's a proverb which that says 'To err is human,' but a human error is nothing to what a computer can do if it tries.”

“About Miss Debenham," he said rather awkwardly. "You can take it from me that she's all right. She's a pukka sahib."What," asked Dr. Constantine with interest, "does a pukka sahib mean?""It means," said Poirot, "that Miss Debenham's father and brothers were at the same kind of school as Colonel Arbuthnot was.""Oh!" said Dr. Constantine, disappointed. "Then it has nothing to do with the crime at all.""Exactly," said Poirot.”

“HC: You think I shall differently tomorrow? [about suicide]J: People do.HC: Yes, perhaps. If you're doing things in a mood of hot despair. But when it's cold despair, it's different. I've nothing to live for, you see.~Hilary Craven; Jessop”

“I mean, what can you say about how you write your books? What I mean is, first you've got to think of something, and then when you've thought of it you've got to force yourself to sit down and write it. That's all." ~ Mrs. Oliver”

“Bottled, was he?" Said Colonel Bantry, with an Englishman's sympathy for alcoholic excess. "Oh, well, can't judge a fellow by what he does when he's drunk? When I was at Cambridge, I remember I put a certain utensil - well - well, nevermind.”

“Oh, I'm not afraid of death! What have I got to live for after all? I suppose you believe it's very wrong to kill a person who has injured you-even if they've taken away everything you had in the world?”