Obi-Wan: Yes. I was once a jedi knight, same as your father.
Luke: I wish i'd known him.
Obi-Wan: He was the best star-pilot in the galaxy, though he was a mere child when we first met. He had just finished assembling C-3PO, the very droid sitting across from us right at this moment. He had built it to help his mother, your grandmother.