"Because there is a law such as gravity, the Universe can and will create itself from nothing."
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Quote collection
Stephen Hawking quotes (page 7 of 22)
421 quotes — follow a thought to its full quote page.
"Do you ever wonder how much deeper the ocean would be without sponges?"
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"If the government is covering up knowledge of aliens, they are doing a better job of it than they do at anything else."
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"I think [contacting an alien civilization] would be a disaster. The extraterrestrials would probably be far in advance of us. The history of advanced races meeting more primitive people on this planet is not very happy, and they were the same species. I think we should keep our heads low."
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"I don't know what my IQ is. People who gloat about their IQ's are losers"
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"If one is physically disabled, one cannot afford to be psychologically disabled as well."
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"Of course it is possible that UFO's really do contain aliens as many people believe, and the government is hushing it up"
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"The intelligent beings in these regions should therefore not be surprised if they observe that their locality in the universe satisfies the conditions that are necessary for their existence. It is a bit like a rich person living in a wealthy neighborhood not seeing any poverty."
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"I like physics, but I love cartoons."
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"It's clearly possible for a something to acquire higher intelligence than its ancestors: we evolved to be smarter than our ape-like ancestors, and Einstein was smarter than his parents."
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"A theory is a good theory if it satisfies two requirements: it must accurately describe a large class of observations on the basis of a model that contains only a few arbitrary elements, and it must make definite predictions about the results of future observations."
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"Our only chance of long-term survival is not to remain lurking on planet Earth, but to spread out into space."
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"It is a waste of time to be angry about my disability. One has to get on with life and I haven't done badly. People won't have time for you if you are always angry or complaining."
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"Any physical theory is always provisional, in the sense that it is only a hypothesis: you can never prove it."
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"No one can resist the idea of a crippled genius."
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"This required abandoning the idea that there is a universal quantity called time that all clocks measure. Instead, everyone would have his own personal time. The clocks of two people would agree if they were at rest with respect to each other but not if they were moving. This has been confirmed by a number of experiments, including one in which an extremely accurate timepiece was flown around the world and then compared with one that had stayed in place. If you wanted to live longer, you could keep flying to the east so the speed of the plane added to the earth"
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"To boldly go where no one has gone before"
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"Scientific discovery may not be better than sex, but the satisfaction lasts longer."
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"If time travel is possible, where are the tourists from the future?"
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"I think the human race doesn't have a future if we don't go into space. We need to expand our horizons beyond planet Earth if we are to have a long-term future. We cannot remain looking inward at ourselves on a small and increasingly polluted and overcrowded planet. We need to look outward to the wider universe."
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