Related:

• Homer: I'm just a big fool. Karl: Oh no, you're not!
  Homer: How do you know? Karl: Because my mother taught me never to kiss a fool!...
• Homer: [picks up a note] Karl's voice: Dear Mr. Simpson, I've taken the liberty of preparing your speech on the enclosed 3x5 cards.
  All the big words are spelled phonetically Home...
• Karl: You don't belong here. You're a fraud and a phony and it's only a matter of time until they find you out.
  Homer: (gasps) Who told you? Simpson and Delilah...
• Karl: You don't belong here. You're a fraud and a phony, and it's only a matter of time until they find you out.
  Homer: Gasp! Who told you? Karl: You did. You told with me with the way you slump your shoulders, the way you talk into your chest, the way you smother yourself in bargain-basement lime-green polyester....
• Mike Scioscia: [pushing a wheelbarrow of glowing green goop] Karl
  [pulls up beside him with his own wheelbarrow of glowing green goop] Hey, Scioscia....
• Len: Hey, big fight coming up. Karl: Yea, you wanna come over to my house and listen to round-by-round updates on the radio?
  Len: Oh, yeah, okay. Oh, and then after the fight, we can watch the still photos on the 11-o'clock news....
• Karl: Hey, way to save our lives! Len: Yeah, we owe you one!
  Homer: Yeah, you know, boys, a nuclear reactor is a lot like a woman....
• Len: Those lousy Germans can't fire me. I'm the only one knows how to unjam the rod bottom dissociator.
  Karl: Well, they can't fire me. I'm the only one certified to run the gaseous contaminant particular [sic] fire....
• Homer: [scarfing down donuts] Lenny: Hey, Homer, slow down.
  You're going to choke or something. Homer: Don't tell me how to eat donuts!...