Some coaches, they cut a player if they think he's not up to snuff, when they think he's hurting the team.
7 seconds sound clip from the Remember the Titans movie soundboard.
You can hear this line at 00:19:53.392 in the Blu-ray version of the movie.
Quote context
[...]
- Bunch of tough guys, huh? You look like a bunch of fifth-grade sissies after a cat fight.
- This is a public school program. I will never, ever cut a player who comes out to play for me.
- But when you put that uniform on, that Titan uniform, you better come to work.
- We will be perfect... in every aspect of the game.
- You drop a pass, you run a mile. You miss a blocking assignment, you run a mile.
[...]