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Student: Dr. Einstein, Aren't these the same questions as last year's [physics] final exam?Dr. Einstein: Yes; But this year the answers are different.

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Life isn't worth living, unless it is lived for someone else.

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Everything must be made as simple as possible. But not simpler.

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I never made one of my discoveries through the process of rational thinking

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A human being is a part of the whole called by us universe, a part limited in time and space. He experiences himself, his thoughts and feeling as some...more

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When you are courting a nice girl an hour seems like a second. When you sit on a red-hot cinder a second seems like an hour. That's relativity.

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Never memorize something that you can look up.

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It is harder to crack prejudice than an atom.

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Humor, motivations, moral,gods,energy,secrecy

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You see, wire telegraph is a kind of a very, very long cat. You pull his tail in New York and his head is meowing in Los Angeles. Do you understand th...more

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An empty stomach is not a good political adviser.

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I have little patience with scientists who take a board of wood, look for its thinnest part, and drill a great number of holes where drilling is easy.

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Even on the most solemn occasions I got away without wearing socks and hid that lack of civilization in high boots

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The most incomprehensible thing about the world is that it is at all comprehensible.

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Once you can accept the universe as matter expanding into nothing that is something, wearing stripes with plaid comes easy.