Number Twelve: You don't believe it. A university-level degree in three minutes.
Number Six: It's improbable.
Number Twelve: But not impossible.
Number Twelve: Nothing's impossible in this place.
Number Twelve: You'll find the Professor most interesting.
Number Six: Would I?
Number Twelve: With an extraordinary range of knowledge.
Number Six: The only subject I'm interested in is getting away from this place.
Number Twelve: Exactly.
Number Six: Who are you?
Number Twelve: A cog in the machine.
Man in Buggy: Are you a student?
Number Six: Who isn't? Are you prefects?
Man in Buggy: What are you doing here?
Number Six: Playing truant.
Number Twelve: Who do you trust, Number Six?
Number Six: I trust me.
Number Twelve: Join the club.
Number Twelve: He's a troublemaker, and he attracts troublemakers.
Number Two: How long have you been with us, Number Twelve.
Number Twelve: Me, sir? Quite a long time, sir.
Number Two: But obviously not long enough.
Professor's Wife: That gentleman over there. What do you think he's doing?
Number Six: Tearing up a book.
Professor's Wife: Construction arises out of the ashes of destruction. He's creating a fresh concept. And that woman?
Number Six: Standing on her head.
Professor's Wife: She's developing a new perspective.
Number Two: Number Six and I are old friends. I can recommend him as a thoroughly overzealous student. With a tendency to overdo it.
Number Twelve: I'll fix it, Number Six, so that you become aware that deliberate destruction of official property is a most serious offence. I must recommend the the full penalty.
Number Six: Which is?
Number Twelve: It could be imprisonment, could be a fine.
Number Six: I'll take the fine.
Number Twelve: Yes, I thought you might.
The Professor: (about Speedlearn) The most beneficent development in mass communication since the beginning of time.
Number Two: (about the Professor) It's the image, you see, that is important. The kindly image.
The Professor: Speedlearn is an abomination! It is slavery! If you wish to be free, there is only one way. Destroy the General!
Number Two: What was the question?
Number Six: It's insoluble, to man or machine.
Number Two: What was it?
Number Six: W - H - Y - Question mark.
Number Two: "Why?"
Number Six: "Why?"
Lewis Greifer wrote the episode under the pen name "Joshua Adam."
The exterior of the Professor's house was also used as the exterior of Madame Engadine's in "A. B. and C." It was also seen, in archive footage from that episode, in "Do Not Forsake Me Oh My Darling".
Number Six (Patrick McGoohan) does not visit Number Two's office in this episode.
The Council Chamber is a redress of the Number Two's office set.
Along with "It's Your Funeral", this is one of only two episodes to feature two related inhabitants of the Village: the Professor (Peter Howell) and his wife (Betty McDowall).