I think if he'd had the chance, he might have tried to kill me tonight.
5 seconds sound clip from the Harry Potter and the Sorcerer's Stone movie soundboard.
You can hear this line at 01:56:01 in the Blu-ray version of the movie.
Quote context
[...]
- But he's weak. He's living off the unicorns.
- Don't you see? We had it wrong.
- Snape doesn't want the Stone for himself. He wants the stone for Voldemort.
- With the Elixir of Life, Voldemort will be strong again. He'll come back.
- But if he comes back, you don't think he'll try to kill you, do you?
- I think if he'd had the chance, he might have tried to kill me tonight.
- And to think, I've been worrying about my Potions final.
- Hang on a minute. We're forgetting one thing.
- Who's the one wizard Voldemort always feared? Dumbledore.
- As long as Dumbledore is around, Harry, you're safe.
- As long as Dumbledore is around, you can't be touched.
[...]