I will not have fun with educational toys

From: No Loan Again, Naturally
Season 20, Episode 12

I will not use permanent ink on the chalkboard

From: Lisa the Drama Queen
Season 20, Episode 9

I will not bring the chalkboard home

From: Mypods and Boomsticks
Season 20, Episode 7 (couch gag)

I will not wait 20 years to make another movie

From: He Loves to Fly and He D’oh’s
Season 19, Episode 1

Pearls are not oyster barf

From: Stop Or My Dog Will Shoot
Season 18, Episode 20