We must act with integrity, even when it's difficult. - Doc Brown

"We must act with integrity, even when it's difficult."

Doc Brown

More from Doc Brown

"This is heavy."

"There's that word again, 'heavy.' Is there something wrong with the Earth's gravitational pull in the future?"

"Great Scott!"

"If my calculations are correct, when this baby hits eighty-eight miles per hour, you're gonna see some serious shit."