- Master Computer: I will make them cease to function. I will turn them off.
- Uhura: That's murder.
- Master Computer: Is that a word meaning to cease to function?
- Uhura: Yes, but...
- Master Computer: Good. It is as I wish. I will turn them off.
- Doctor McCoy: You're forgetting one thing: the planet's sensors can undoubtedly detect the difference between real and feigned injuries.
- Captain James T. Kirk: True, Bones, but I'm sure there must be something in your little black pouch that can temporarily incapacitate our victim.
- Doctor McCoy: Well, something like Melenex might do the trick - brief unconsciousness and temporary skin discoloration. It looks worse than it is.
- Captain James T. Kirk: Perfect, Bones.
- Captain James T. Kirk: What happened to the keeper?
- Master Computer: He was old. He ceased to function.
- Master Computer: You are being detained so your master will not leave.
- Uhura: My "master?"
- Master Computer: The sky machine.
- Uhura: What sky machine? Explain.
- Master Computer: Your intelligence quotient must be lower than I had assessed.
- Master Computer: Do not attempt to disconnect me.
- Uhura: Y-you knew what I was going to do... before I did it!
- Master Computer: I monitor any thoughts that are emotionally charged - as any good thought-duplicator must.
- Mr. Spock: I think it prudent to remember that, on this planet, anything we think may be used against us. We must monitor our thoughts and give our enemy no more ammunition.
- Master Computer: My information shows machines to be superior to men; therefore, machines must rule the galaxy.
- Captain James T. Kirk: No one rules the galaxy. Men and machines co-exist, each helping the other.
- Master Computer: This is a shock.
- [last lines]
- Mr. Spock: It appears shore leave has already commenced for certain members of the crew.
- [on a monitor, McCoy and Sulu share a picnic with several characters recently met]