[Eyebrow] This surprises you, my dear Ms...? [She'd been tossing out references to "the TARDIS," and he was very nearly positive she was one of the Doctor's pet humans. Why would the presence of another Time Lord be so astonishing?]

[...Oh. Well, naturally. The Master tips his head in wry acknowledgement.] I admit appearances are against it, but this android body was constructed with every attention to detail by myself and the Doctor, for the express purpose of housing my consciousness. [Really, it was much better in some ways than other bodies he'd had the misfortune of having to deal with in the past. (In other ways it was infinitely worse.) He'd been changing forms for so long that although it was still a constant trial and profound frustration not to be inhabiting a real Gallifreyan body of his own, he hardly thought of it as potentially surprising.] I assure you my memories and mental capabilities are intact.