EUSTIS: That last speech of Louis’s, it’s human brilliance. He’s figured out something as deep as Angels promised. What he’s doing in an astonishing way is forgiving himself. He’s forgiving himself by saying, “I still have to demand this from myself. I don’t get to damn myself and thus release myself from responsibility.” In doing that, Tony is putting together the great theme of the piece: what we owe to others, and what we owe to ourselves.