[The only reason he was able to dodge the question is that it was a question, not a request or command. But now John's gone and insulted his imagination. Can't have that.]

Most people I would tell to be silent. Silence is a gift whose value only grows over time. As far as special cases... again, it would depend upon the person and what use I could get out of them. [In mid-thought, he finds his way to chuckling.] Mycroft. Mycroft would be fun. I'd have him sign all sorts of ridiculous memos or make up new laws on the spot. Let me use his special phone. Definitely take back the ban on smoking indoors.