“Anyone who says time travel is impossible has never had to relive the memories of past traumas or mistakes.” — Shaun David Hutchinson Copy Share Image
The best evidence that time travel is impossible is the fact that we haven't been invaded by hordes of tourists from the… — Guillaume Musso Copy Share Image
Even if it turns out that time travel is impossible, it is important that we understand why it is impossible. — Stephen Hawking Copy Share Image
“No avian society ever develops space travel because it's impossible to focus on calculus when you could be outside flying.” — XKCD Copy Share Image
