Impossible Quote by Doug Liman

Even if it turns out that time travel is impossible, it is important that we understand why it is impossible.

— Stephen Hawking

I myself believe that there will one day be time travel because when we find that something isn't forbidden by the over-arching laws of…

— David Deutsch

The best evidence that time travel is impossible is the fact that we haven't been invaded by hordes of tourists from the future.

— Guillaume Musso

The river of time may fork into rivers, in which case you have a parallel reality and so then you can become a time…

— Michio Kaku

I wrote a film for Tom Hanks and I wrote two films for Paul Greengrass that didn't actually happen. The paradox is that the…

— Ol Parker

Logic cannot model causal systems, and paradox is generated when time is ignored [as in logic].

— Gregory Bateson

I think time travel is really tricky. But if there's a logic and a complete and well-thought-through paradigm for it, I think it can…

— Daniel Dae Kim

“But that can't work, can it?" Said Richard. "If we do that, then this won't have happened. Don't we generate all sorts of paradoxes?"…

— Douglas Adams

Today, we know that time travel need not be confined to myths, science fiction, Hollywood movies, or even speculation by theoretical physicists. Time travel…

— Clifford A. Pickover

I have experimental evidence that time travel is not possible.

— Stephen Hawking

The simplest way out of the puzzle of time travel is to say that it can't be done. That's very likely the right answer.…

— Sean M. Carroll

Once confined to fantasy and science fiction, time travel is now simply an engineering problem.

— Michio Kaku