"I see. I am... sorry that you had to experience such a world." For someone used to living in a 'perfect' world he can't imagine people killing each other so freely. Not that murder never happened... but, well, it was hardly normal.

"I do appreciate your concern. As soon as my powers return to me, I will at least be able to defend myself if need be." He smiles then, soft and thankful. Being warned about the potential dangers of this world is useful, even if it's sad to think about.