Some people think Wheeler's gotten crazy in his later years, but he's always been crazy. — Richard P. Feynman Copy Share Image
If you can't explain something to a first year student, then you haven't really understood . — Richard P. Feynman Copy Share Image
So this piece of dirt waits four and a half billion years and evolves and changes, and now a strange creature stands… — Richard P. Feynman Copy Share Image
If the professors of English will complain to me that the students who come to the universities, after all those years of… — Richard P. Feynman Copy Share Image
Computer science is not as old as physics; it lags by a couple of hundred years. However, this does not mean that… — Richard P. Feynman Copy Share Image
What I am going to tell you about is what we teach our physics students in the third or fourth year of… — Richard P. Feynman Copy Share Image
From a long view of the history of mankind, seen from, say, ten thousand years from now, there can be little doubt… — Richard P. Feynman Copy Share Image
When it came time for me to give my talk on the subject, I started off by drawing an outline of the… — Richard P. Feynman Copy Share Image
We have been led to imagine all sorts of things infinitely more marvelous than the imagining of poets and dreamers of the… — Richard P. Feynman Copy Share Image
“Philosophers have said before that one of the fundamental requisites of science is that whenever you set up the same conditions, the same thing… — Richard P. Feynman Copy Share Image
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… — Richard P. Feynman Copy Share Image
Trying to understand the way nature works involves a most terrible test of human reasoning ability. It involves subtle trickery, beautiful tightropes of logic… — Richard P. Feynman Copy Share Image
Mathematics is a language plus reasoning; it is like a language plus logic. Mathematics is a tool for reasoning. — Richard P. Feynman Copy Share Image
It is necessary for the very existence of science that minds exist which do not allow that nature must satisfy some preconceived conditions. — Richard P. Feynman Copy Share Image
“There was a Princess Somebody of Denmark sitting at a table with a number of people around her, and I saw an empty chair… — Richard P. Feynman Copy Share Image
All the time you're saying to yourself, 'I could do that, but I won't,'--which is just another way of saying that you can't. — Richard P. Feynman Copy Share Image
“There's a big difference between knowing the name of something and knowing something.” — Richard P. Feynman Copy Share Image
The fact that you are not sure means that it is possible that there is another way someday. — Richard P. Feynman Copy Share Image
One cannot understand... the universality of laws of nature, the relationship of things, without an understanding of mathematics. There is no other way to… — Richard P. Feynman Copy Share Image
