She didn't give George any too easy a time when she was alive. She was one of those semi-invalids – I believe she had really something wrong with her, but whatever it was she played it for all it was worth. She was capricious, exacting, unreasonable. She complained from morning to night. George was expected to wait on her, hand and foot and everything he did was always wrong and he got cursed for it. Most men, I'm fully convinced, would have hit her with a hatchet long ago.

You travel life has the aspect of a dream. It is something outside the normal, yet you are in it. It is peopled with characters you have never seen before and in all probability will never see again. It brings occasional homesickness, and loneliness, and pangs of longing ... But you are like the Vikings who have gone into a world of adventure, and home is not home until you return.

There is nothing so dangerous for anyone who has something to hide as conversation!... A human being, Hastings, cannot resist theopportunity to reveal himself and express his personality which conversation gives him. Every time he will give himself away.

No, my friend, I am not drunk. I have just been to the dentist, and need not return for another six months! Is it not the most beautiful thought? --Poirot

Best of an island is once you get there - you can't go any farther...you've come to the end of things.

if you ask me, nobody really likes people who are always doing their duty.

Speech ... is an invention of man's to prevent him from thinking.