When you separate an entwined particle, and you move both parts away from the other, even on opposite ends of the universe if you alter or affect one, the other will be identically altered or affected. Spooky.
“I’d love to be a vampire. It’d be lovely to be a vampire, wouldn’t it? You’d get to be ancient and eternal, a creature of the night. And vampires get away with murder, quite literally.” — Tom Hiddleston