Richard P. Feynman Quotes

If you think you understand quantum mechanics, you don't understand quantum mechanics.

Our responsibility is to do what we can, learn what we can, improve the solutions, and pass them on.

It doesn't matter how beautiful your theory is, it doesn't matter how smart you are. If it doesn't agree with experiment, it's wrong.

If you can't explain something to a first year student, then you haven't really understood .

God was invented to explain mystery. God is always invented to explain those things that you do not understand.

Nature uses only the longest threads to weave her patterns, so that each small piece of her fabric reveals the organization of the entire tapestry.

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.

Religion is a culture of faith; science is a culture of doubt.

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

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!

I, a universe of atoms, an atom in the universe.

I'm smart enough to know that I'm dumb.

Science is the organized skepticism in the reliability of expert opinion

Scientists are explorers. Philosophers are tourists.

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

The inside of a computer is as dumb as hell but it goes like mad!

The "paradox" is only a conflict between reality and your feeling of what reality "ought to be."

Poets say science takes away from the beauty of the stars - mere globs of gas atoms. I, too, can see the stars on a desert night, and feel them. But do I see less or more?

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

We have this terrible struggle to try to explain things to people who have no reason to want to know.

Don't pay attention to "authorities," think for yourself.

Physics is not the most important thing. Love is.

We need to teach how doubt is not to be feared but welcomed. It's OK to say, "I don't know."

What Do You Care What Other People Think?

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

Teach principles not formulas.

The truth always turns out to be simpler than you thought.

I think it's much more interesting to live not knowing than to have answers which might be wrong.

Work as hard and as much as you want to on the things you like to do the best.

Scientific knowledge is a body of statements of varying degrees of certainty -- some most unsure, some nearly sure, none absolutely certain.

You can always recognize truth by its beauty and simplicity.

The thing that doesn't fit is the thing that is most interesting.

Observation, reason, and experiment make up what we call the scientific method.

We never are definitely right, we can only be sure we are wrong.

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.

Light is something like raindrops each little lump of light is called a photon and if the light is all one color, all the "raindrops" are the same.

Of course, you only live one life, and you make all your mistakes, and learn what not to do, and that's the end of you.

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.

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

There is no harm in doubt and skepticism, for it is through these that new discoveries are made.

The test of all knowledge is experiment. Experiment is the sole judge of scientific truth.

What did you ASK at school today?

Winning a Nobel Prize is no big deal, but winning it with an IQ of 124 is really something.

I have a limited intelligence and I've used it in a particular direction.

Know how to solve every problem that has been solved.

Turbulence is the most important unsolved problem of classical physics.

No problem is too small or too trivial if we can really do something about it.

There in wine is found the great generalization: all life is fermentation.

Mathematics is not just a language. Mathematics is a language plus reasoning.

I wonder why. I wonder why. I wonder why I wonder.