[He understands the difference - he tries to help people as well, but he knows he's not a good person. Not after what he wanted to do, and has done. So out of respect, he doesn't offer a platitude or encouragement - he just nods, his expression making his understanding clear.
Then he notices the sound stopping, and glances over to see the other two in their new positions. Smiling slightly, he holds up a hand to wave at both of them, even though Lind's eyes are closed.]