You won't stop it. That's why we can't cut through these chains or why you won't break that glass.

8 seconds sound clip from the Saw (2004) movie soundboard.

You can hear this line at 00:31:39 in the Blu-ray version of the movie.

Quote context

[...]

- Don't look at me, I can't help you.

- Can you hear me in there? Huh? I'm having a blast. This is the most fun I've had without lubricant.

- Make sure you're getting everything.

- That's not gonna do anything.

- You just want to leave it running on us?

- You won't stop it. That's why we can't cut through these chains or why you won't break that glass.

- Every possible angle has been pre-thought out by him.

- You make it sound like you admire this prick.

- To overcome something, you have to understand what a perfect engine it is. That's how you fight disease.

- The tape told us to find an X. That X has to be somewhere in this room. Help me find it.

[...]