(1955 Biff) You got my homework finished, McFly?

(1985 Biff) My insurance? It's your car! Your insurance should pay for it, hey I wanna know who's going to pay for this? I spilled beer all over when that car smashed into me, who's going pay my cleaning bill? And where's my reports?

(1985 Biff) Well, what are you looking at, butthead? Say "hi" to your mom for me.

(after reading the flyer) This is it! This is the answer! It says here that a bolt of lightning is going to strike the clock tower at precisely 10:04 PM next Saturday Night! If we could somehow... harness this lightning; channel it into the Flux Capacitor, it just might work. Next Saturday night, we're sending you back to the future!

(to Marty) Since you're new here, I'm gonna cut you a break... today. So why don't you make like a tree... and get outta here!

(Struggling with a Pepsi bottle) God, how do you... (George McFly opens it with ease on a bottle opener)

Campaign car (in 1955): Re-elect mayor Red Thomas! Progress is his middle name. Mayor Thomas' progress platform means more jobs, better education, bigger civic improvements and lower taxes! On election day, cast your vote for a proven leader...

Campaign van (in 1985): Re-elect mayor Goldie Wilson! Progress is his middle name. Mayor Wilson's progress platform means more jobs, better education, bigger civic improvements and lower taxes! On election day, cast your vote for a proven leader...

George: [to Lorraine] I'm your density. [Pauses, checks note]...destiny.

George: Lou, gimme a milk, chocolate!

Jukebox in Lou's Cafe: (Singing) Raised in the woods so's he knew every tree, kilt him a b'ar, when he was only three. Davy, Davy Crockett, king of the wild frontier!

Lorraine: "Marty". Such a nice name.

Old Man Peabody: MY PINE, why you... [shoots time machine, but misses, hitting mailbox instead] You space bastard! YOU KILLED MY PINE!!!

(In the new dining room, over breakfast)
Linda: If Paul calls, tell him I'm working at the boutique late tonight.
Dave: First of all, I'm not your answering service. Second, someone named Greg or Craig called you just a little while ago.
Linda: Well, which one was it, Greg or Craig?
Dave: I don't know, I can't keep up with all of your boyfriends!
Marty: Hey! (Dave and Linda look at him) What the hell is this?
Linda: Breakfast.
Dave: What, you slept in your clothes again last night?
Marty: Yeah. What are you wearing, Dave?
Dave: Marty, (stands up) I always wear a suit to the office.