No, No, No!!

1. Give someone the "murder eyes"
2. Blank stare, then walk off without another words
3. A slap across the face
4. Knock their books out of their hands
5. If the offending statement is on a piece of paper, casually throw it in the trash
6. "You go ahead.  Let me know how it works out for you." 
7. "Asking me to do this is like apples and oranges."  Casually walk away while their confusion sets in.
8. "I would rather (fill in blank with some horrible act like drown puppies) than (fill in with what they said)"
9. "Let's not and say we didn't."