“My father had the spirit and integrity of a scientist, but he was a salesman. I remember asking him the question "How can a man of integrity be a salesman?" He said to me, "Frankly, many salesmen in the business… — Richard Feynman Copy Share Image
“Many races as well as cultural influences of men of all kinds have mixed into any man. To select, for approbation the peculiar elements that come from some supposedly Jewish heredity is to open the door to all kinds of… — Richard 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 that the most significant… — Richard Feynman Copy Share Image
“All of our ideas in physics require a certain amount of common sense in their application; they are not purely mathematical or abstract ideas.” — Richard Feynman Copy Share Image
“I was an ordinary person who studied hard. There are no miracle people. It happens they get interested in this thing and they learn… — Richard Feynman Copy Share Image
“If a Martian (who, we'll imagine, never dies except by accident) came to Earth and saw this peculiar race of creatures - these humans… — Richard Feynman Copy Share Image
“The guy says, “Buddy, the housing situation in Ithaca is tough. In fact, it’s so tough that, believe it or not, a professor had… — Richard Feynman Copy Share Image
“It doesn't matter how beautiful your theory is ... If it doesn't agree with experiment, it's wrong.” — Richard Feynman Copy Share Image
“Although my mother didn't know anything about science, she had a great influence on me as well. In particular, she had a wonderful sense… — Richard Feynman Copy Share Image
“Take this neat little equation here. It tells me all the ways an electron can make itself comfortable in or around an atom. That's… — Richard Feynman Copy Share Image
“To every man is given the key to the gates of heaven. The same key opens the gates of hell. And so it is… — Richard Feynman Copy Share Image
“But wait,” he said. “Let’s suppose it returns by advanced waves—reactions backward in time—so it comes back at the right time. We saw the… — Richard Feynman Copy Share Image
