DOCTOR PHILLIPS: You got your degree in Edinburgh, I take it?

DOCTOR: Glasgow actually. Why did you ask if it was Edinburgh?

DOCTOR PHILLIPS: Your accent, of course. Where else would a Scotsman get the best medical teaching?

DOCTOR: Ah, of course. Actually I’m not Scots, I’m from Gallifrey originally.

DOCTOR PHILLIPS: Gallifrey? Oh, Ireland then.

DOCTOR: No! If I had a grotzit for every time an Earthman thought that…