Well, I'm sure you made a wise decision.
4 seconds sound clip from the Miracle on 34th Street (1947) movie soundboard.
You can hear this line at 00:37:12 in the Blu-ray version of the movie.
Quote context
[...]
- You mean, sort of take custody of him? Do you think he'd agree to that?
- I'll talk to him. I'm sure he will.
- It's the seventh floor, Doctor, and thank you very much.
- Bye.
- Well, I'm sure you made a wise decision.
- Now, let's see. Who could rent him a room?
- You.
- Your son's away at school. What about his room?
- But Kris is through work at 6:00. What about the in-between time?
[...]