原文:The mass of a body is a measure of its energy content.
原文:On quantum theory I use up more brain grease than on relativity.
原文:The physicists say that I am a mathematician, and the mathematicians say that I am a physicist. I am a completely isolated man and though everybody knows me, there are very few people who really know me.
原文:Then I would have felt sorry for the dear Lord. The theory is correct. - When asked by a student what he would have done if Sir Arthur Eddington\'s famous 1919 gravitational lensing experiment, which confirmed relativity, had instead disproved it.
原文:Any intelligent fool can make things bigger, more complex, and more violent. It takes a touch of genius— and a lot of courage— to move in the opposite direction.
原文:Anyone who has never made a mistake has never tried anything new.
原文:As our circle of knowledge expands, so does the circumference of darkness surrounding it.
原文:Before God we are all equally wise— and equally foolish.
原文:Common sense is the collection of prejudices acquired by age eighteen.
原文:Do not worry about your difficulties in Mathematics. I can assure you mine are still greater.
原文:Education is what remains after one has forgotten everything he learned in school.
原文:Equations are more important to me, because politics is for the present, but an equation is something for eternity.
原文:God does not care about our mathematical difficulties. He integrates empirically.
原文:Gravitation cannot be held responsible for people falling in love.
原文:I do not know with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.
原文:I don\'t pretend to understand the universe— it\'s much bigger than I am.
原文:I love to travel, but hate to arrive.
原文:I never think of the future. It comes soon enough.
原文:I think that only daring speculation can lead us further and not accumulation of facts.
原文:I want to know God\'s thoughts; the rest are details.
原文:If A is a success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut.
原文:If I would be a young man again and had to decide how to make my living, I would not try to become a scientist or scholar or teacher. I would rather choose to be a plumber or a peddler in the hope to find that modest degree of independence still available under present circumstances.