[falfa]

Also, from another film:

It's not that I can't help these people, it's just that I don't want to.

Tom Hanks, Volunteers

[Xenalyte]

Exactly.

A similar line that I use at least once a week came from The Simpsons. Mr. Burns is ill and needs a transfusion, and Homer and his work buddies are discussing it. Lenny says, "I'd do it except for one thing."

Carl asks, "What's that?"

Lenny answers, "I don't wanna."