Sir, it's quite possible this asteroid is not entirely stable.
5 seconds sound clip from the Star Wars: Episode V - The Empire Strikes Back movie soundboard.
You can hear this line at 00:45:26 in the Blu-ray version of the movie.
Quote context
[...]
- I want that ship, not excuses. Yes, lord.
- I'm gonna shut down everything but the emergency power systems.
- Sir, I'm almost afraid to ask, but does that include shutting me down, too?
- No. I need you to talk to the Falcon. Find out what's wrong with the hyper-drive.
(Millennium Falcon ship rumbling)
- Sir, it's quite possible this asteroid is not entirely stable.
- I'm glad you're here to tell us these things.
- Chewie, take the professor in the back and plug him into the hyper-drive.
- Sometimes I just don't understand human behavior. After all, I'm only trying to do my job.
[...]