He laughs softly. "I'm exhausted. Too wrung out even to be embarrassed about this conversation, therefore certainly in no fit state to contemplate anything else." He looks down at his hands, slightly blistered from a day of fire and force, and grows solemn. "I enjoyed myself today, to tell the truth. But the aftermath has brought the past back into focus, and there is very little joy in revisiting Captain Nightingale."