How do we know that we are not just characters in a computer-generated soap opera?

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associates and collaborators were Roger Penrose

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It is all right to make mistakes; nothing is perfect because with perfection, we would not exist.

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I'm happy if I have added something to our understanding of the universe.

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What I have learned from life is to make the most of what you have got.

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We are just an advanced breed of monkeys on a minor planet of a very average star. But we can understand the Universe. That makes us something very special.

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

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The basic assumption of science is scientific determinism.

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Nothing cannot exist forever.

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

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