If you're going to help a man, you want to know something about him, don't you?
6 seconds sound clip from the It's a Wonderful Life (1946) movie soundboard.
You can hear this line at 00:03:34 in the Blu-ray version of the movie.
Quote context
[...]
- What's that book you've got there?
- The Adventures of Tom Sawyer.
- Clarence, you do a good job with George Bailey and you'll get your wings.
- Oh, thank you, sir. Thank you.
- If you're going to help a man, you want to know something about him, don't you?
- Well, naturally, of course. I...
- Oh, I forgot. You haven't got your wings yet.
- Now, look, I'll help you out. Concentrate. Begin to see something?
[...]