See, there's the thing. I'm the Doctor, but beyond that, I - I just don't know. I literally do not know who I am. It's all untested. Am I funny? Am I sarcastic? Sexy? Am I an old misery? Life and soul? Right-handed? Left-handed? A gambler? A fighter? A coward? A traitor, a liar, a nervous wreck? I mean, judging by the evidence, I've certainly got a gob.