Quotes / F--

"Is it a D? Is it a B? No, it's Super F!"

Student: I don't think I deserved a zero on this test.
Teacher: Neither do I. But it's the lowest grade I could give you.
— A popular academic joke

"You're what? You're giving me a Z? A Z is not a grade, a Z is sarcasm!"
Lucy, Peanuts

Strong Bad: Can you say, "A-da Cheat?"
Kids: (Assorted answers (Da cheet! Cheeter! Christopher Columbus!))
Strong Bad: Wrong answer! F--!

http://tvtropes.org/pmwiki/pmwiki.php/Quotes/FMinusMinus