You were in love with her. You could've been jealous.
3 seconds sound clip from the In a Lonely Place movie soundboard.
You can hear this line at 01:01:38.305 in the DVD version of the movie.
Quote context
[...]
- I came to tell you. If you want to find out anything about me, ask me.
- I do. But I'm a cop, remember? I take orders.
- Sorry to be late, Sergeant Nicolai. Noon rush on at the bank, you know?
- They hounding you too? Trying to pin this thing on you the same as they are on me?
- Well, if they are, I'm not aware of it.
- As a matter of fact, you're a much more logical candidate than I am.
- You were in love with her. You could've been jealous.
- If I were Captain Lochner, I could build up a pretty good case against you.
- What an imagination. That's from writing movies.
- Oh, what a grip. That's from counting money.
[...]