[It's right about impossible for him to do much else beyond stare at you and be, momentarily, at a loss over what to say or do next. The solidity of your presence is relieving in ways that he can't even begin to describe.

That might be why he's smiling just a bit, and then moving to kiss you, briefly, on the lips.]

I already forgave you a long time ago. I just... [And now the apprehension and the sadness is back in those eyes you like so much.] I just hope that you really think that I'm worth coming back to. I don't want to keep letting you down. I want to make you happy.

[Admittedly? It hurts to say these things. It really does.]