- Your brother said not to sell you anything even if you did have the money to pay for it, but I can't stop anybody, can I? Not unless you're a minor.
- I'm not a minor. And just to ease your conscience, I'm buying this to refill my cigarette lighter.

10 seconds sound clip from the The Lost Weekend (1945) movie soundboard.

You can hear this line at 00:12:11.673 in the Blu-ray version of the movie.

Quote context

[...]

- You'll get it Monday.

- All right Mr. Birnam.

- Two bottles of rye.

- I'm sorry, Mr. Birnam.

- What are you sorry about?

- Your brother was in. He said he's not going to pay for you anymore. That was the last time.

- Two bottles of rye.

- What brand?

- You know what brand, Mr. Brophy. The cheapest. None of that twelve year old, aged-in-the-wood chichi. Not for me. Liquor is all one, anyway.

- You want a bag?

- Yes, I want a bag.

- Your brother said not to sell you anything even if you did have the money to pay for it, but I can't stop anybody, can I? Not unless you're a minor.

- I'm not a minor. And just to ease your conscience, I'm buying this to refill my cigarette lighter.

- Yes, sir. Thank you.

- Good afternoon, Mrs. Deveridge.

- Hello, Mr. Birnam.

- That's that nice young man who drinks.

- How is my very good friend, Nat, today?

- Yes, Mr. Birnam?

[...]