Kirk, running from aliens chasing him: Oh, this is fun!
Spock: [right behind him] I’m buying you a dictionary for Christmas.
Spock: I’m not sure you know the definition of fun.
[while on leave back on Earth]
Kirk: God, I want to eat a hot Spock.
McCoy: You mean a hot dog right?
Kirk: No, I really mean a hot Spock.
Spock and Ruth (“Mudd’s Women”)
A soft boi.
Chekov: Captain, permission requested for Shore Leave tomorrow.
Kirk: What did Mr. Spock say?
Chekov: He said no…
Kirk: Then why are you asking me?
Chekov: Because he’s not the boss of you.
Kirk: [to himself] this is a trap. this is a trap. this is a trap.