Well how can he talk back to that?

"Have you been taking bedside manner lessons from Ratchet?" He's trying to make a joke but in the circumstances, don't count on him for much.

"No," he says, to the tap on his armor. It's unsettling: he'd almost rather feel pain. He offers another smile. "First time since I've been here nothing's hurt."

He shifts against the ground, resettling his shoulders. "You're the best I know."