[Oh... there was a voice for sore hearts. The Doctor had never forgiven himself for Adric's death. Not really. But of all his many companions that he 'never forgot', Adric was always the easiest to remember.]

I don't bother with them. Much better to talk to people in person.

[And he's had this body so long, he's forgotten that there would be no way for someone to realise, he's the Doctor just from the crystal.]