Oh, man [Hey, at least she can laugh at herself a bit, even if it's a little bitter.] I think you're supposed to forget that I even said that!

[Except he can't do that anymore than she can swallow the words and unmake them. Life is hard that way.] I've always liked guys' arms, it's just one of those things. What you're covering is yours, and how I feel about it doesn't take away from how you feel about it.

[This is an incredibly awkward way of saying that he can think that what he's hiding is the end of the world all he wants, but for her it isn't. If she still had parts to cover, it's what she'd want a loved one to say to her, so - maybe it's a little bit of projecting.]