[Luke gave his father a level look, his eyes somewhat downcast.]

Anakin, you saved my life. You killed the man responsible for all of the things the Empire did. You did not fail.

[He closes his own synthflesh fist.]

The person you became was not you. It was...something twisted by the Dark Side. But when you passed into the Force, I saw you for the first time as you are now. A young man, and a hero who saved countless trillions.