The time traveling is just too dangerous. Better that I devote myself to study the other great mystery of the universe: women.
You did send me back to the future, but I’m back. I’m back from the future.[Emmett Brown: I just sent you back to the future.]
Don’t talk to anyone, don’t touch anything, don’t do anything, don’t interact with anyone, and try not to look at anything.[to Marty]
Marty, he’s in a ’46 Ford. We’re in a DeLorean. He’d rip through us like we were tin foil.[Marty McFly: Let’s land on him. We’ll cripple his car.]