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

Richard Feynman

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

Richard Feynman

If quantum mechanics hasn't profoundly shocked you, you haven't understood it yet.

Richard Feynman

Once I get on a puzzle, I can't get off.

Richard Feynman

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

Richard Feynman

Quantum mechanics makes absolutely no sense.

Richard Feynman

What one fool can understand, another can.

Richard Feynman

Common sense is the collection of prejudices acquired by age eighteen.

Richard Feynman

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

Richard Feynman

If you thought that science was certain - well, that is just an error on your part.

Richard Feynman

Physics isn't the most important thing. Love is.

Richard Feynman

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

Richard Feynman