- The girl means nothing to me.
- But her career means more to me than anything else. I would never let you lose anything on her account.

7 seconds sound clip from the Phantom of the Opera (1943) movie soundboard.

You can hear this line at 00:21:45.414 in the Blu-ray version of the movie.

Quote context

[...]

- Claudin, if you don't mind me saying so, you are a fool.

- A man of your age might win a young girl like Christine DuBois if he happened to be the director of an Opera company, but a poor violinist...

- Signor. We agreed never to discuss my motives.

- Please. Won't you continue to work with her?

- Why should I?

- Why should I assume your burden after you spent all your money on her?

- The girl means nothing to me.

- But her career means more to me than anything else. I would never let you lose anything on her account.

- I'm sorry, Claudin. Really sorry. If I had the time... But my expenses are great, and you must remember that many who can pay are waiting to study with me.

- Well, I'll let her come a few times, and then I will tell her she no longer needs me.

- But that isn't true.

- As a matter of fact, if you had the money, she might be launched on a career very soon.

[...]