“Never fire a laser at a mirror. ”

“1a) Never throw shit at an armed man.1b) Never stand next to someone who is throwing shit at an armed man.”

“Never tell a computer to forget it.”

“The gods do not protect fools. Fools are protected by more capable fools.”

“The dinosaurs became extinct because they didn't have a space program. And if we become extinct because we don't have a space program, it'll serve us right!”

“There were timelines branching and branching, a mega-universe of universes, millions more every minute. Billions? Trillions? The universe split every time someone made a decision. Split, so that every decision ever made could go both ways. Every choice made by every man, woman, and child was reversed in the universe next door.”

“Mother Nature doesn't care if you're having fun. ”