We are in danger of destroying ourselves by our greed and stupidity. We cannot remain looking inwards at ourselves on a small and increasingly polluted and overcrowded planet.

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Estoy convencido de que los humanos necesitamos dejar la Tierra para evitar correr el riesgo de ser aniquilados.

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The more you learn, the more you know. The more you know, the more you forget. The more you forget, the less you know. So why bother to learn.

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If at first you don't succeed, try management.

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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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It is my view that the simplest explanation is there is no God. No one created the universe and no one directs our fate. This leads me to a profound realization. There is probably no heaven, and no afterlife either. We have this one life to appreciate the grand design of the universe, and for that, I am extremely grateful.

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Teori relativitas umum Einstein menyiratkan bahwa alam semesta harus punya permulaan dan, mungkin akhir.

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One, remember to look up at the stars and not down at your feet. Two, never give up work. Work gives you meaning and purpose and life is empty without it. Three, if you are lucky enough to find love, remember it is there and don't throw it away.

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Go the extra mile. It makes your boss look like an incompetent slacker.

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

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