He returned the nod with one of his own, understanding that it was meant as a thank you. While hearing the words would've been nice he wasn't the sort to get stuck on that. "You could still talk. Your voice is pleasant to listen to."
He probably shouldn't have shut the other up. Now that he had the least he could do was think up a topic. "You haven't asked me about him." He said. Whether Sherlock thought he meant Jim or Sherrinford was up to him.