You must do what you feel is right, of course.
5 seconds sound clip from the Star Wars: Episode IV - A New Hope (1977) movie soundboard.
You can hear this line at 00:36:49 in the Blu-ray version of the movie.
Quote context
[...]
- My uncle. How am I ever gonna explain this?
- Learn about the Force, Luke.
- Look, I can take you as far as Anchorhead.
- You can get a transport there to Mos Eisley or wherever you're going.
- You must do what you feel is right, of course.
- Until this battle station is fully operational, we are vulnerable.
- The Rebel Alliance is too well equipped. They're more dangerous than you realize.
- Dangerous to your star-fleet, Commander, not to this battle station.
- The rebellion will continue to gain support in the Imperial Senate
- The Imperial Senate will no longer be of any concern to us.
[...]