the first two lines pretty much sum this up. sounds like he's still hung up on a girl who doesn't want to get into a relationship with him and he's too in love to let go. explains that his "heart's as big as texas" - i.e. how genuine his feelings are and how much he feels he can offer - and that it'll take a lot for him to give up on those feelings. until then, he'll carry on with life as usual, alone, getting by, but feeling empty and unfulfilled without her. thematically serves as a nice introduction to Simeon's Dilemma which kind of seems along the same lines.
the first two lines pretty much sum this up. sounds like he's still hung up on a girl who doesn't want to get into a relationship with him and he's too in love to let go. explains that his "heart's as big as texas" - i.e. how genuine his feelings are and how much he feels he can offer - and that it'll take a lot for him to give up on those feelings. until then, he'll carry on with life as usual, alone, getting by, but feeling empty and unfulfilled without her. thematically serves as a nice introduction to Simeon's Dilemma which kind of seems along the same lines.