My dear partner, when what's left of you gets around to what's left to be gotten, what's left to be gotten won't be worth getting whatever it is you've got left.
10 seconds sound clip from the White Christmas (1954) movie soundboard.
You can hear this line at 00:15:45 in the Blu-ray version of the movie.
Quote context
[...]
- You know something, you're off your nut about a mile and a half.
- I've got everything in life I want.
- I'm off my nut a mile and a half.
- You've got everything you want except the most important thing.
- A girl.
- Well, I'll get around to that one of these days.
- When I figure out what that means, I'll come up with a crushing reply.
- What's back all this, anyway?
- Nothing. Only your happiness.
- Yeah.
- All right, I'll really tell you.
- Then lay it on me, will you?
[...]