- I thank you for a short and honest answer.
- You're welcome.

3 seconds sound clip from the The Best Years of Our Lives (1946) movie soundboard.

You can hear this line at 02:06:52.255 in the Blu-ray version of the movie.

Quote context

[...]

- Well, what's on your mind, Al? Wanna borrow some money or something?

- I called you to ask you a question.

- Okay. Shoot.

- Are you in love with Peggy?

- Is there any law compelling me to answer that one?

- No.

- Nevertheless, I repeat. Are you in love with Peggy?

- Yes.

- I thank you for a short and honest answer.

- You're welcome.

- Now, what do we take up next?

- Your wife.

- What about her? Where does she fit in this romantic situation?

- Is that any of your business?

- That's what Peggy said, that it's none of my business.

[...]