Never. I'll never turn to the dark side.
— Luke Skywalker (Mark Hamill)
6 seconds sound clip from the Star Wars: Episode VI - Return of the Jedi movie soundboard.
You can hear this line at 01:54:09.202 in the Blu-ray version of the movie.
Quote context
[...]
- Now his failure is complete.
- If you will not turn to the dark side, then perhaps she will.
- Never!
- Good! Your hate has made you powerful.
- Now, fulfill your destiny, and take your father's place at my side.
- Never. I'll never turn to the dark side.
- You've failed, Your Highness.
- I am a Jedi, like my father before me.
[...]