Top 500 Agatha Christie Quotes (2025 Update)

1. “A mother’s love for her child is like nothing else in the world. It knows no law, no pity, it dares all things and crushes down remorselessly all that stands in its path.”

— Agatha Christie

Featured in: Emotion Quotes, Family Quotes, Parenting Quotes, Motherhood Quotes, Mother's Day Quotes

2. “To every problem, there is a most simple solution.”

— Agatha Christie

Featured in: Problem-Solving Quotes, Simplicity Quotes

3. “Where large sums of money are concerned, it is advisable to trust nobody.”

— Agatha Christie

Featured in: Quotes About Money, Quotes About Trust, Trust No One Quotes

4. “Time is the best killer.”

— Agatha Christie

5. “The tragedy of life is that people do not change.”

— Agatha Christie

6. “I like living. I have sometimes been wildly, despairingly, acutely miserable, racked with sorrow, but through it all I still know quite certainly that just to be alive is a grand thing.”

— Agatha Christie

7. “You should employ your little grey cells.”

— Agatha Christie

8. “Books are a habit-forming drug.”

— Agatha Christie

9. “An archaeologist is the best husband a woman can have. The older she gets the more interested he is in her.”

— Agatha Christie

Featured in: Hilarious Quotes, Funny Thursday Quotes, Marriage Quotes, Funny Love Quotes

10. “Instinct is a marvelous thing. It can neither be explained nor ignored.”

— Agatha Christie

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

— Agatha Christie

12. “Everybody said, “Follow your heart”. I did, it got broken.”

— Agatha Christie

13. “Poirot: Do not allow Hate into your heart, for it will make a home there. Jackie: If Love cannot live there, Hate works just as well.”

— Agatha Christie

14. “A mother’s love for her child is like nothing else in the world.”

— Agatha Christie

15. “I don’t know. I don’t know at all. And that’s what’s frightening the life out of me. To have no idea...”

— Agatha Christie

16. “Fear is incomplete knowledge.”

— Agatha Christie

17. “If you are to be Hercule Poirot, you must think of everything.”

— Agatha Christie

18. “One little Indian left all alone, he went out and hanged himself and then there were none.”

— Agatha Christie

19. “The simplest explanation is always the most likely.”

— Agatha Christie

20. “The first time you do a thing is always exciting.”

— Agatha Christie

Featured in: Firsts Quotes

21. “Good advice is always certain to be ignored, but that’s no reason not to give it.”

— Agatha Christie

22. “I don’t think necessity is the mother of invention. Invention, in my opinion, arises directly from idleness, possibly also from laziness – to save oneself trouble.”

— Agatha Christie

23. “Assumptions are dangerous things.”

— Agatha Christie

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

— Agatha Christie

25. “Very few of us are what we seem.”

— Agatha Christie

26. “One of the luckiest things that can happen to you in life is, I think, to have a happy childhood.”

— Agatha Christie

27. “If you place your head in a lion’s mouth, then you cannot complain one day if he happens to bite it off.”

— Agatha Christie

28. “The young people think the old people are fools – but the old people know the young people are fools.”

— Agatha Christie

29. “In the midst of life, we are in death.”

— Agatha Christie

30. “He laughs best who laughs at the end.”

— Agatha Christie

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

— Agatha Christie

32. “It’s astonishing in this world how things don’t turn out at all the way you expect them to.”

— Agatha Christie

33. “One doesn’t recognize the really important moments in one’s life until it’s too late.”

— Agatha Christie

34. “Desperate ills need desperate remedies.”

— Agatha Christie

35. “I just woke up feeling happy this morning. You know those days when everything in the world seems right.”

— Agatha Christie

36. “Dogs are wise. They crawl away into a quiet corner and lick their wounds and do not rejoin the world until they are whole once more.”

— Agatha Christie

37. “The supernatural is only the natural of which the laws are not yet understood.”

— Agatha Christie

38. “Hercule Poirot: I am an imbecile. I see only half of the picture. Miss Lemon: I don’t even see that.”

— Agatha Christie

39. “Nobody knows what another person is thinking. They may imagine they do, but they are nearly always wrong.”

— Agatha Christie

40. “There are questions that you don’t ask because you’re afraid of the answers to them.”

— Agatha Christie

41. “The human face is, after all, nothing more nor less than a mask.”

— Agatha Christie

42. “Never go back to a place where you have been happy. Until you do it remains alive for you. If you go back it will be destroyed.”

— Agatha Christie

43. “Everything is simple, if you arrange the facts methodically.”

— Agatha Christie

44. “The truth, however ugly in itself, is always curious and beautiful to seekers after it.”

— Agatha Christie

45. “Never tell all you know – not even to the person you know best.”

— Agatha Christie

46. “Everything must be taken into account. If the fact will not fit the theory – let the theory go.”

— Agatha Christie

47. “The impossible could not have happened, therefore the impossible must be possible in spite of appearances.”

— Agatha Christie

48. “The saddest thing in life and the hardest to live through, is the knowledge that there is someone you love very much whom you cannot save from suffering.”

— Agatha Christie

49. “Writing is a great comfort to people like me, who are unsure of themselves and have trouble expressing themselves properly.”

— Agatha Christie

50. “The human mind prefers to be spoon-fed with the thoughts of others, but deprived of such nourishment it will, reluctantly, begin to think for itself – and such thinking, remember, is original thinking and may have valuable results.”

— Agatha Christie