"You know, I loved being you. Back when I first started, at the very beginning, I was always trying to be old and grumpy and important—like you do, when you’re young. And then I was you, and it was all dashing about and playing cricket and my voice going all squeaky when I shouted. I still do that, the voice thing, I got that from you. Oh, and the trainers. And… [putting his glasses on] snap! ‘Cos you know what, Doctor? You were my Doctor.