Although I cannot move, and I have to speak through a computer, in my mind, I am free.

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[If] there were such a God, I would like to ask however did he think of anything as complicated as M-theory in eleven dimensions.

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We are all now connected by the Internet, like neurons in a giant brain.

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

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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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There is no unique picture of reality.

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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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What I meant by 'we would know the mind of God' is, we would know everything that God would know, if there were a God. Which there isn't. I'm an atheist.

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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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We don't let animals suffer, so why humans?

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