Man: Do you know who I am?
Yakko: Why? Did you forget?
Yakko: How's it going, Scratchy?
Dr. Scratchensniff: I take umbrage at that.
Yakko: Oh, sure! Take all the umbrage. Don't leave any for us.
Ned Flat: Why are you acting like this?
Yakko: We're not acting. We really are like this.
Brain: Pinky, are you pondering what I'm pondering?
Pinky: I think so, Brain, but burlap chafes me so.
Wakko: Wanna see me make bubbles with my spit?
Yakko: Sure do. In fact, that's the theme of our next show.
Dot: So don't miss it.
Yakko: Remember kids, Yakko spelled backwards is Okkay.
Yakko: Early to rise and early to bed/Makes a man healthy, but socially dead.
Brain: Pinky, are you pondering what I'm pondering?
Pinky: I think so Brain, but if Jimmy cracks corn and nobody cares, why does he keep doing it?
Brain: Yes, of course! Pinky, are you pondering what I'm pondering?
Pinky: I think so, Brain, but bein' Pippi Longstocking, I mean, what would the children look like?
Dot: Little Miss Muffet. Little Miss Muffet sat on her tuffet / And boy what a big tuffet she had! If you're feeling insecure, just sit next to her / And then you won't feel quite so bad. Thank you.
Wakko: Can you pull a rabbit out of your pants?
Brain: Promise me something, Pinky. Never breed.
Dot: Don't look down. You might fall and hit your head and die and your brains would leak out alllllll over.
Miss Flamiel: Yakko, can you conjugate?
Yakko: Who? Me? I've never even kissed a girl.
Miss Flamiel: No, it's very simple. I'll conjugate with you.
Yakko: Good night, everybody.
Man: Hey! You can't eat that.
Wakko: Needs salt.
Yakko: Well, we've decided. In outer space it's okay to wear white shoes after Labor Day.
Slappy: I'm gonna make you some brain food. That's right, I'm gonna make you my famous walnut fig dough surprise.
Skippy: What's the surprise?
Slappy: I'm outta walnuts.
Dot: Roses are red, violets are blue / That's what they say, but it just isn't true / Roses are red, and apples are, too / But violets are violet, violets aren't blue / An orange is orange, but Greenland's not green / A pinky's not pink, so what does it mean? / To call something blue when it's not, we defile it / But what the heck, it's hard to rhyme violet.
Yakko: We'd love to stay here and count our brain cells as they die one-by-one.
Dot: But we can't.
Owner: I want a pet who'll come when I call and cuddle me when I've had a bad day.
Rita: Have a kid, lady.
Answer: According to the Animaniacs Wikia: "Baloney is one of the few people capable of truly terrifying Yakko, Wakko and Dot, largely due to being impervious to their violently physical brand of humour and his inability to understand how much they despise him."
lionhead