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Top 300 Richard P. Feynman Quotes (2024 Update)

Richard P. Feynman Quote: “Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.”

1. “Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.”

— Richard P. Feynman

Featured in: Learning Quotes, Creativity Quotes, Study Quotes, Lifelong Learning Quotes, Inspirational Quotes for Students

Richard P. Feynman Quote: “The first principle is that you must not fool yourself and you are the easiest person to fool.”

2. “The first principle is that you must not fool yourself and you are the easiest person to fool.”

— Richard P. Feynman

Featured in: Intelligent Quotes, Truth Quotes, Mistake Quotes, Doubt Quotes

Richard P. Feynman Quote: “What I cannot create, I do not understand.”

3. “What I cannot create, I do not understand.”

— Richard P. Feynman

Featured in: Science Quotes, Smart Quotes

Richard P. Feynman Quote: “I, a universe of atoms, an atom in the universe.”

4. “I, a universe of atoms, an atom in the universe.”

— Richard P. Feynman

Featured in: Short Quotes, Science Quotes, Quotes About the World, Quotes About Reality

Richard P. Feynman Quote: “I would rather have questions that can’t be answered than answers that can’t be questioned.”

5. “I would rather have questions that can’t be answered than answers that can’t be questioned.”

— Richard P. Feynman

Featured in: Learning Quotes, Science Quotes, Quotes About Thinking, Thought Provoking Quotes

Richard P. Feynman Quote: “You have no responsibility to live up to what other people think you ought to accomplish. I have no responsibility to be like they expect me to be. It’s their mistake, not my failing.”

6. “You have no responsibility to live up to what other people think you ought to accomplish. I have no responsibility to be like they expect me to be. It’s their mistake, not my failing.”

— Richard P. Feynman

Featured in: Confidence Quotes, Expectations Quotes, Freedom Quotes, Being Yourself Quotes

Richard P. Feynman Quote: “Teach principles not formulas.”

7. “Teach principles not formulas.”

— Richard P. Feynman

Featured in: Science Quotes, Teaching Quotes

Richard P. Feynman Quote: “Nobody ever figures out what life is all about, and it doesn’t matter. Explore the world. Nearly everything is really interesting if you go into it deeply enough.”

8. “Nobody ever figures out what life is all about, and it doesn’t matter. Explore the world. Nearly everything is really interesting if you go into it deeply enough.”

— Richard P. Feynman

Featured in: Live Life Quotes, Knowledge Quotes, Curiosity Quotes, Quotes About the World

Richard P. Feynman Quote: “I learned very early the difference between knowing the name of something and knowing something.”

9. “I learned very early the difference between knowing the name of something and knowing something.”

— Richard P. Feynman

Featured in: Learning Quotes, Knowledge Quotes

Richard P. Feynman Quote: “To not know math is a severe limitation to understanding the world.”

10. “To not know math is a severe limitation to understanding the world.”

— Richard P. Feynman

Featured in: Study Quotes, Knowledge Quotes, Thought Provoking Quotes, Math Quotes

Richard P. Feynman Quote: “Scientists are explorers. Philosophers are tourists.”

11. “Scientists are explorers. Philosophers are tourists.”

— Richard P. Feynman

Featured in: Interesting Quotes, Science Quotes

Richard P. Feynman Quote: “The only way to deep happiness is to do something you love to the best of your ability.”

12. “The only way to deep happiness is to do something you love to the best of your ability.”

— Richard P. Feynman

Richard P. Feynman Quote: “Physics is like sex: sure, it may give some practical results, but that’s not why we do it.”

13. “Physics is like sex: sure, it may give some practical results, but that’s not why we do it.”

— Richard P. Feynman

Richard P. Feynman Quote: “Religion is a culture of faith; science is a culture of doubt.”

14. “Religion is a culture of faith; science is a culture of doubt.”

— Richard P. Feynman

Featured in: Science Quotes, Doubt Quotes

Richard P. Feynman Quote: “I wonder why. I wonder why. I wonder why I wonder.”

15. “I wonder why. I wonder why. I wonder why I wonder.”

— Richard P. Feynman

Featured in: Curiosity Quotes

Richard P. Feynman Quote: “Never confuse education with intelligence, you can have a PhD and still be an idiot.”

16. “Never confuse education with intelligence, you can have a PhD and still be an idiot.”

— Richard P. Feynman

Featured in: Learning Quotes, Sarcastic Quotes, Intelligent Quotes, Ignorance Quotes

Richard P. Feynman Quote: “I think it’s much more interesting to live not knowing than to have answers which might be wrong.”

17. “I think it’s much more interesting to live not knowing than to have answers which might be wrong.”

— Richard P. Feynman

Featured in: Interesting Quotes, Philosophical Quotes

Richard P. Feynman Quote: “Physics isn’t the most important thing. Love is.”

18. “Physics isn’t the most important thing. Love is.”

— Richard P. Feynman

Featured in: Emotion Quotes, Love You Quotes, Valentine's Day Quotes, Love Quotes for Him

Richard P. Feynman Quote: “If you thought that science was certain – well, that is just an error on your part.”

19. “If you thought that science was certain – well, that is just an error on your part.”

— Richard P. Feynman

Featured in: Science Quotes

Richard P. Feynman Quote: “Fall in love with some activity, and do it! Nobody ever figures out what life is all about, and it doesn’t matter.”

20. “Fall in love with some activity, and do it! Nobody ever figures out what life is all about, and it doesn’t matter.”

— Richard P. Feynman

Featured in: Live Life Quotes, Passion Quotes, Commitment Quotes, Clever Quotes

Richard P. Feynman Quote: “The first principle is that you must not fool yourself – and you are the easiest person to fool. So you have to be very careful about that. After you’ve not fooled yourself, it’s easy not to fool other scientists. You just have to be honest in a conventional way after that.”

21. “The first principle is that you must not fool yourself – and you are the easiest person to fool. So you have to be very careful about that. After you’ve not fooled yourself, it’s easy not to fool other scientists. You just have to be honest in a conventional way after that.”

— Richard P. Feynman

Featured in: Integrity Quotes, Science Quotes, Knowledge Quotes

Richard P. Feynman Quote: “We need to teach how doubt is not to be feared but welcomed. It’s OK to say, “I don’t know.””

22. “We need to teach how doubt is not to be feared but welcomed. It’s OK to say, “I don’t know.””

— Richard P. Feynman

Featured in: Lifelong Learning Quotes, Knowledge Quotes, Teaching Quotes, Doubt Quotes

Richard P. Feynman Quote: “Nature has a great simplicity and therefore a great beauty.”

23. “Nature has a great simplicity and therefore a great beauty.”

— Richard P. Feynman

Featured in: Simplicity Quotes

Richard P. Feynman Quote: “There is no learning without having to pose a question. And a question requires doubt.”

24. “There is no learning without having to pose a question. And a question requires doubt.”

— Richard P. Feynman

Featured in: Lifelong Learning Quotes, Knowledge Quotes, Teaching Quotes, Doubt Quotes

Richard P. Feynman Quote: “I love only nature, and I hate mathematicians.”

25. “I love only nature, and I hate mathematicians.”

— Richard P. Feynman

Richard P. Feynman Quote: “Know how to solve every problem that has been solved.”

26. “Know how to solve every problem that has been solved.”

— Richard P. Feynman

Featured in: Problem-Solving Quotes

Richard P. Feynman Quote: “If you think you understand quantum mechanics, you don’t understand quantum mechanics.”

27. “If you think you understand quantum mechanics, you don’t understand quantum mechanics.”

— Richard P. Feynman

Featured in: Science Quotes

Richard P. Feynman Quote: “I was born not knowing and have had only a little time to change that here and there.”

28. “I was born not knowing and have had only a little time to change that here and there.”

— Richard P. Feynman

Featured in: Lifelong Learning Quotes

Richard P. Feynman Quote: “Mathematics is a language plus reasoning; it is like a language plus logic. Mathematics is a tool for reasoning.”

29. “Mathematics is a language plus reasoning; it is like a language plus logic. Mathematics is a tool for reasoning.”

— Richard P. Feynman

Richard P. Feynman Quote: “I don’t feel frightened by not knowing things, by being lost in a mysterious universe without any purpose, which is the way it really is, as far as I can tell. Possibly. It doesn’t frighten me.”

30. “I don’t feel frightened by not knowing things, by being lost in a mysterious universe without any purpose, which is the way it really is, as far as I can tell. Possibly. It doesn’t frighten me.”

— Richard P. Feynman

Featured in: Universe Quotes, Existentialism Quotes

Richard P. Feynman Quote: “If all of mathematics disappeared, physics would be set back by exactly one week.”

31. “If all of mathematics disappeared, physics would be set back by exactly one week.”

— Richard P. Feynman

Richard P. Feynman Quote: “I think I can safely say that nobody understands Quantum Mechanics.”

32. “I think I can safely say that nobody understands Quantum Mechanics.”

— Richard P. Feynman

Featured in: Science Quotes

Richard P. Feynman Quote: “People who wish to analyze nature without using mathematics must settle for a reduced understanding.”

33. “People who wish to analyze nature without using mathematics must settle for a reduced understanding.”

— Richard P. Feynman

Featured in: Science Quotes

Richard P. Feynman Quote: “The highest forms of understanding we can achieve are laughter and human compassion.”

34. “The highest forms of understanding we can achieve are laughter and human compassion.”

— Richard P. Feynman

Richard P. Feynman Quote: “Everything we know is only some kind of approximation, because we know that we do not know all the laws yet. Therefore, things must be learned only to be unlearned again or, more likely, to be corrected.”

35. “Everything we know is only some kind of approximation, because we know that we do not know all the laws yet. Therefore, things must be learned only to be unlearned again or, more likely, to be corrected.”

— Richard P. Feynman

Featured in: Lifelong Learning Quotes

Richard P. Feynman Quote: “The world is a dynamic mess of jiggling things.”

36. “The world is a dynamic mess of jiggling things.”

— Richard P. Feynman

Featured in: Science Quotes, Crazy Quotes

Richard P. Feynman Quote: “The exception tests the rule.”

37. “The exception tests the rule.”

— Richard P. Feynman

Richard P. Feynman Quote: “Experiment is the sole judge of the validity of any idea.”

38. “Experiment is the sole judge of the validity of any idea.”

— Richard P. Feynman

Featured in: Science Quotes, Quotes About Ideas, Judging Quotes

Richard P. Feynman Quote: “Do not read so much, look about you and think of what you see there.”

39. “Do not read so much, look about you and think of what you see there.”

— Richard P. Feynman

Richard P. Feynman Quote: “Tell your son to stop trying to fill your head with science – for to fill your heart with love is enough.”

40. “Tell your son to stop trying to fill your head with science – for to fill your heart with love is enough.”

— Richard P. Feynman

Richard P. Feynman Quote: “There’s plenty of room at the bottom.”

41. “There’s plenty of room at the bottom.”

— Richard P. Feynman

Richard P. Feynman Quote: “Some people say, “How can you live without knowing?” I do not know what they mean. I always live without knowing. That is easy. How you get to know is what I want to know.”

42. “Some people say, “How can you live without knowing?” I do not know what they mean. I always live without knowing. That is easy. How you get to know is what I want to know.”

— Richard P. Feynman

Richard P. Feynman Quote: “Outside of their particular area of expertise scientists are just as dumb as the next person.”

43. “Outside of their particular area of expertise scientists are just as dumb as the next person.”

— Richard P. Feynman

Richard P. Feynman Quote: “Einstein was a giant. His head was in the clouds, but his feet were on the ground. But those of us who are not that tall have to choose!”

44. “Einstein was a giant. His head was in the clouds, but his feet were on the ground. But those of us who are not that tall have to choose!”

— Richard P. Feynman

Richard P. Feynman Quote: “To every man is given the key to the gates of heaven. The same key opens the gates of hell. And so it is with science.”

45. “To every man is given the key to the gates of heaven. The same key opens the gates of hell. And so it is with science.”

— Richard P. Feynman

Richard P. Feynman Quote: “Science is what we have learned about how to keep from fooling ourselves.”

46. “Science is what we have learned about how to keep from fooling ourselves.”

— Richard P. Feynman

Featured in: Science Quotes, Truth Quotes

Richard P. Feynman Quote: “There is enough energy in a single cubic meter of space to boil all the oceans in the world.”

47. “There is enough energy in a single cubic meter of space to boil all the oceans in the world.”

— Richard P. Feynman

Featured in: Space Quotes

Richard P. Feynman Quote: “You see, the chemists have a complicated way of counting: instead of saying “one, two, three, four, five protons”, they say, “hydrogen, helium, lithium, beryllium, boron.””

48. “You see, the chemists have a complicated way of counting: instead of saying “one, two, three, four, five protons”, they say, “hydrogen, helium, lithium, beryllium, boron.””

— Richard P. Feynman

Richard P. Feynman Quote: “My rule is, when you are unhappy, think about it. But when you’re happy, don’t. Why spoil it? You’re probably happy for some ridiculous reason and you’d just spoil it to know it.”

49. “My rule is, when you are unhappy, think about it. But when you’re happy, don’t. Why spoil it? You’re probably happy for some ridiculous reason and you’d just spoil it to know it.”

— Richard P. Feynman

Richard P. Feynman Quote: “It’s amazing how many people even today use a computer to do something you can do with a pencil and paper in less time.”

50. “It’s amazing how many people even today use a computer to do something you can do with a pencil and paper in less time.”

— Richard P. Feynman

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