[He really hasn't thought much about this stuff beyond his obvious reaction at Hawkeye asking if he loved Winry. He knows he cares for her, and that this whole dating thing has him worked up but whether this protectiveness is because he wants to be the one with her or it is just him wanting to look out for her he can't quite figure right now.]

Y-yeah. I know that. I mean we're only sixteen, so.....lots of time for that stuff, once we get back from the Promised Day back home.