[He can understand the concern, but it makes him bristle every time Dr. Watson treats him like a young child unable to 'carry the burdens'.]

With all due respect, Dr. Watson, I know how to handle people who have been killers. It might not be a burden I 'need' to bear, but I'm perfectly willing to; and isn't it better that he's where he wants to be as well, it'll make him more amenable.