There are two kinds of evil people. People who do evil stuff, and people who see evil stuff being done and don't try to stop it.
11 seconds sound clip from the Mean Girls (2004) movie soundboard.
You can hear this line at 00:21:33 in the Blu-ray version of the movie.
Quote context
[...]
- No way!
- Oh, come on. We could publish it, and then everybody would see what an ax-wound she really is.
- Does that mean I'm morally obligated to burn that lady's outfit?
- Oh, my God, that's Ms. Norbury.
- I love seeing teachers outside of school. It's like seeing a dog walk on its hind legs.
- Hey, guys, what's up? I didn't know you worked here.
[...]