I think it’s my startling lack of charisma
Rupert Graves, on why Sherlock can never remember Lestrade’s first name [x]
Mark Gatiss: Because it doesn’t matter to him - and if he knows it, he deletes it immediately - but then as you see at the end he does remember.
Steven Moffat: And he does like to play games with people a little bit. I mean he keeps people at a distance so when it really mattered he remembered his name.