While many of the most evil acts in film have been carried out without a word being uttered (yes shark in Jaws, we're referring to you), a mean-spirited one-liner has left carnage in its wake time and time again.
Here are the 50 most devious lines ever uttered in movies. We don't recommend trying any of them out.
Let us know which ones we missed out at the bottom.
(Images: All Star, Rex Features)