Agnes: (From downstairs) Seymour, your friend Bart is here.
Principal Skinner: I know, mother!
Agnes: Seymour, do you want me to tell you when it's 7:30?
Principal Skinner: No, mother!

Ralph: Um, Miss Hoover? There's a dog in the vent.
Ms. Hoover: Ralph, remember the time you said Snagglepuss was outside?
Ralph: He was going to the bathroom.

Skinner: Now I... I finally have time to do what I've always wanted: write the great American novel. Mine is about a futuristic amusement park where dinosaurs are brought to life through advanced cloning techniques. I call it Billy and the Cloneasaurus.
Apu: Oh, you have got to be kidding, sir. First, you think of an idea that has already been done. Then, you give it a title that nobody could possibly like. Didn't you think this through-- (passage of time) --it was on the bestseller list for eighteen months! Every magazine cover had-- (passage of time) --most popular movies of all time, sir! What were you thinking?!! (pause) I mean, thank you, come again.

The Simpsons Season 5 Episode 19 Quotes

Principal Skinner: (Over phone) I know Weinstein's parents were upset Superintendent, but I was sure it was a phony holiday. I mean, it sounds so made-up: Yom kip-pur!

(After watching the clips of the home video)
Bart: Ha ha ha ha. They're going to eat this up at show and tell.
Marge: I'm not sure if I'm comfortable with the idea of your classmates laughing at our family's private moments. How would you like it if 20 years from now people were laughing at things you did?
Bart: Not likely. Come on, have a sense of humor about yourself. (Watches the clip of himself on the toilet saying "I'm a big boy today," then Lisa laughs) Uhhhh I gotta find somethin' else quick.