[ It makes him a bit emotional to hear her say those things. Partially because he truly knows he doesn't deserve it, but also because he longs so much for that familial affection. This world had been so lonely. And at least when he's around Lucy, he can pretend as though he isn't a horrible man. ]

That means more to me than you could realize. You've allowed me to hold on to my humanity, if only for a little while.