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To every man is given the key to the gates of heaven. The same key opens the gates of hell.

Richard Feynman

I love to think. I once considered taking drugs as an attempt to better understand an altered state of mind; however, I decided not to. I didn’t want to chance ruining the machine.
RICHARD FEYNMAN

Decision Love Mindset Myself Ruin Thinking Understand
We are lucky to live in an age in which we are still making discoveries.
RICHARD FEYNMAN

Age Discovery Live
I don’t know what’s the matter with people: they don’t learn by understanding; they learn by some other way—by rote, or something. Their knowledge is so fragile!
RICHARD FEYNMAN

Knowledge Learning Myself People Understand
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.
RICHARD FEYNMAN

End Learning Life Live Mistake Yourself
Words can be meaningless. If they are used in such a way that no sharp conclusions can be drawn.
RICHARD FEYNMAN

Deep Word
I always do that, get into something and see how far I can go.
RICHARD FEYNMAN

Character Myself See
The things that mattered were honesty, independence, willingness to admit ignorance.
RICHARD FEYNMAN

Honesty Ignorance Independence Willing
That’s the trouble with not being in your own field: You don’t take it seriously.
RICHARD FEYNMAN

Serious Yourself
I’m smart enough to know that I’m dumb.
RICHARD FEYNMAN

Enough Fools Myself
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.
RICHARD FEYNMAN

Beautiful Science Smart Theory Wrong Yourself
I think nature’s imagination Is so much greater than man’s, she’s never going to let us relax
RICHARD FEYNMAN

Greatness Imagination Man Myself Nature Thinking
People often think I’m a faker, but I’m usually honest, in a certain way–in such a way that often nobody believes me!
RICHARD FEYNMAN

Believe Fake Honesty Myself People Thinking
Science is like sex: sometimes something useful comes out, but that is not the reason we are doing it.
RICHARD FEYNMAN

Reason Science Sex
I think a power to do something is of value. Whether the result is a good thing or a bad thing depends on how it is used, but the power is a value.
RICHARD FEYNMAN

Goodness Myself Power Result Thinking Value
Science is a way of trying not to fool yourself. The principle is that you must not fool yourself, and you are the easiest person to fool.
RICHARD FEYNMAN

Easy Fools Principle Science Yourself
The game I play is a very interesting one. It’s imagination, in a tight straightjacket.
RICHARD FEYNMAN

Game Imagination Myself Play

To every man is given the key to the gates of heaven. The same key opens the gates of hell.

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To every man is given the key to the gates of heaven. The same key opens the gates of hell.

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