Certain Quote by Richard P. Feynman

“A scientist is never certain. ... We absolutely must leave room for doubt or there is no progress and there is no learning.”

Richard P. Feynman

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“Philosophers have said before that one of the fundamental requisites of science is that whenever you set up the same conditions, the same thing…

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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…

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Trying to understand the way nature works involves a most terrible test of human reasoning ability. It involves subtle trickery, beautiful tightropes of logic…

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Today's brains are yesterday's mashed potatoes.

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Mathematics is a language plus reasoning; it is like a language plus logic. Mathematics is a tool for reasoning.

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It is necessary for the very existence of science that minds exist which do not allow that nature must satisfy some preconceived conditions.

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“There was a Princess Somebody of Denmark sitting at a table with a number of people around her, and I saw an empty chair…

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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.

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“There's a big difference between knowing the name of something and knowing something.”

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The fact that you are not sure means that it is possible that there is another way someday.

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You can always recognize truth by its beauty and simplicity.

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One cannot understand... the universality of laws of nature, the relationship of things, without an understanding of mathematics. There is no other way to…

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