The best evidence we have that time travel is not possible, and never will be, is that we have not been invaded by hordes of tourists from the future.

Stephen Hawking

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Hawking, Stephen. "The Future of the Universe." Jan. 1991, Cambridge University, Cambridge, England, UK. Lecture.

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Illustrated Quote

A quote by Stephen Hawking about time travel: “The best evidence we have that time travel is not possible, and never will…”

A quote by Stephen Hawking about time travel: “The best evidence we have that time travel is not possible, and never will…”

A quote by Stephen Hawking about time travel: “The best evidence we have that time travel is not possible, and never will…”