If I were you, I'd be more careful with my money. Rusty Trawler is too hard a way of earning it.
8 seconds sound clip from the Breakfast at Tiffany's movie soundboard.
You can hear this line at 01:03:51 in the Blu-ray version of the movie.
Quote context
[...]
- No, no, you disapprove of me, and I do not accept drinks from gentlemen who disapprove of me.
- I'll pay for my own whisky and don't you forget it.
- So take it. You should be used to taking money from ladies by now.
- If I were you, I'd be more careful with my money. Rusty Trawler is too hard a way of earning it.
- It should take you exactly four seconds to cross from here to that door. I'll give you two.
- Hi. I've come up to talk to you about the other night, then I saw the paper, and...
- What?
- I can't go through the whole thing again. It's sufficient to say, I've come to make up.
[...]