Sir, we've just lost the main rear deflector shield. One more direct hit on the back quarter and we're done for.
7 seconds sound clip from the Star Wars: Episode V - The Empire Strikes Back movie soundboard.
You can hear this line at 01:07:11 in the Blu-ray version of the movie.
Quote context
[...]
(Chewbacca growling in frustration)
- Transfer circuits aren't working. It's not my fault!
- Turn her around. I'm going to put all power in the front shield.
- You're going to attack them?
- Sir, the odds of surviving a direct assault on an imperial...
- Shut up!
- They're moving to attack position. Shields up.
[...]