Gus faces his loss with equanimity in the end, and the fact that he takes the sign suggests that the relationships he has with his friends are, ultimately, more important than anything else, as they are what gives his life meaning. Xavier understands this, too, but he’s made a grave error in allowing his feelings for Lorena to become so overwhelming. Gus likes Lorie, but he keeps things light—a necessary stance when life is so unpredictable.