I used to think information was destroyed in black hole. This was my biggest blunder, or at least my biggest blunder in science.

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Nothing cannot exist forever.

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The wise never marry, and when they marry they become otherwise.

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Scientific discovery may not be better than sex, but the satisfaction lasts longer.

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It is very important for young people keep their sense of wonder and keep asking why.

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A snooze button is a poor substitute for no alarm clock at all.

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It is no good getting furious if you get stuck. What I do is keep thinking about the problem but work on something else. Sometimes it is years before I see the way forward. In the case of information loss and black holes, it was 29 years.

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remember to look up at the stars

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I don't fear God- I fear His believers.

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Do you ever wonder how much deeper the ocean would be without sponges?

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