Lorraine Baines: Marty, will we ever see you again?Marty McFly: I guarantee it.
I'm sure that in 1985, plutonium is available in every corner drugstore, but in 1955, it's a little hard to come by.
Look, Marvin, you gotta play. See, that's where they kiss for the first time on the dance floor. And if there's no music, they can't dance. If they can't dance, they can't kiss. If they can't kiss they can't fall in love, and I'm history.
He's a Peeping Tom!