I’m not here on a spitball scholarship

From: The Scorpion’s Tale
Season 22, Episode 15

I am not allergic to long division

From: The Great Wife Hope
Season 21, Episode 3

I am not an FDIC-insured bank

From: I Don’t Wanna Know Why the Caged Bird Sings
Season 19, Episode 4

I am not smarter than the President

From: Homer’s Paternity Coot
Season 17, Episode 10

I am not Charlie Brown on acid

From: The Blunder Years
Season 13, Episode 5