“Do you know my friend that each one of us is a dark mystery, a maze of conflicting passions and desire and aptitudes?”

“One must make one's own mistakes”

“Evil is not any superhuman, but it is HUMAN.”

“The trouble with you and me, is that we don't live in the real world. We dream of fantastic things that may never happen.”

“Some are born to sweet delight, Some are born to endless night.”

“Curious thing, rooms. Tell you quite a lot about the people who live in them.”

“That is why most great love stories are tragedies.”

“Conversations are always dangerous, if you have something to hide.”

“I've always believed in writing without a collaborator, because where two people are writing the same book, each believes he gets all the worries and only half the royalties.”

“The heart of a woman who loves will forgive many blows.”

“Evil never goes unpunished, Monsieur. But the punishment is sometimes secret.”

“I'm not often bored,' I assured her. "Life's not long enough for that.”

“I am all that there is of the most real.”

“In everybody's life there are hidden chapters which they hope may never be known.”

“A weak man in a corner is more dangerous than a strong man. (Inspector Miller)”

“If I were at any time to set out on a career of deceit, it would be of Miss Marple that I should be afraid.”

“... one may live in a big house and yet have no comfort.”

“One never quite allows for the moron in our midst.”

“Some of us, in the words of the divine Greta Garbo, want to be alone.”

“Sensationalism dies quickly, fear is long-lived.”

“I think people more often kill those they love, than those they hate. Possibly because only the people you love can really make life unendurable to you.”

“Authors were shy, unsociable creatures, atoning for their lack of social aptitude by inventing their own companions and conversations.”

“How can I go on living here and suspecting everybody ?”

“I don't go in for being sorry for people. For one thing it's insulting. One is only sorry for people if they are sorry for themselves. Self-pity is the biggest stumbling block in our world today.

“Use that fluff of yours you call a brain.”

“I was thinking, that when my time comes, I should be sorry if the only plea I had to offer was that of justice. Because it might mean that only justice would be meted out to me.”

“Where do one's fears come from? Where do they shape themselves? Where do they hide before coming out into the open?”

“Everyone likes talking about himself. - Hercule Poirot”

“To keep something wild is far more difficult than to preserve it.”

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

“The world is full of good people who do bad things!”

“Death was for-the other people.”

“One of the oddest things in life I think is the things one remembers.”

“I suppose what I really am is restless. I want to go everywhere, see everything, do everything. I want to find something. Yes, that's it, I want to find something.”

“I find most of the human race extraordinarily repulsive. They probably reciprocate this feeling.”

“Imagination is a good servant, and a bad master.”

“Oh! money! All the troubles in the world can be put down to money—or the lack of it.”

“Speech, so a wise old Frenchman said to me once, is an invention of man's to prevent him from thinking.”

“That's the secret of existence. We're all a little mad.”

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

“fiction is founded on truth... unless things did happen, people couldn't think of them.”

“The things young women read nowadays and profess to enjoy positively frighten me.”

“Do you not realize, Hastings, that each and everyone of us is a complete mystery with layers. We each try to judge each other, but nine times out of ten, we are wrong.”

“What they need is a little immorality in their lives. Then they wouldn't be so busy looking for it in other people's.”

“How little you might know of a person after living in the same house with them!”

“Because when you’re in love, you think you’re invincible. It blinds you. And you don’t seem to care.”

“No innocent person ever has an alibi.”

“Never part with information unnecessarily. That's my rule,”

“Alas," murmured Poirot to his mustaches, "that one can only eat three times a day ...”

“The truth is people are an extraordinary mixture of heroism and cowardice.”