Leela: It was as if there was a sort of glow all around you.
The Fourth Doctor: There was? Well, a kind of St. Elmo's fire, it happens at sea.
Leela: St. Elmo's?
The Fourth Doctor: Yes, it causes a sort of halo effect around the masts of ships.
The Fourth Doctor: Why do you keep repeating everything I say, you're not a parrot, are you?