“If determinism — the predictability of the universe — breaks down in black holes, it could break down in other situations. Even worse, if determinism breaks down, we can’t be sure of our past history either. The history books and our memories could just be illusions,” said anyone who’s taken psychedelics, ever.

Just kidding, that quote is from Stephen Hawking!

“Black holes are stranger than anything dreamed up by science fiction writers, but they are clearly matters of science fact,” Hawking said.

Posted by Harvard University on Tuesday, April 19, 2016