No, that's very careless of you.
3 seconds sound clip from the Beat the Devil (1953) movie soundboard.
You can hear this line at 00:38:05 in the Blu-ray version of the movie.
Quote context
[...]
- Probably cost a good deal, but it would be worth it, certainly.
- Maybe.
- Then perhaps your connection with those men isn't quite so undignified as I thought.
- Those millions, would they be pounds or dollars?
- No, that's very careless of you.
- The state of the pound is so uncertain. You must think in terms of hard currency.
- Maybe I should hire you to handle my affairs.
- I'm awfully intelligent, really.
- Come along, Billy boy. The car's waiting.
[...]