Doctor: So, you're a sociopath?
Sherlock: High functioning, yes.
Doctor: I'm a psychopath. Nice to meet you. -shakes hand-
Sherlock: A psychopath with a police box?
Doctor: A sociopath who's a detective?
Sherlock: You see a lot of them nowadays.
Doctor: Agreed. Which part, though?
Sherlock: Both.
