“Dramatically, I designed Kirk and Spock to complete each other - and in fact, the Kirk, Spock, McCoy triad to be the dramatic embodiment of the parts of one person: logic, emotion, and the balance between them. You cannot have an internal monologue on the screen, so that is a way of personifying it, getting it out where it can be seen - that internal debate which we all have within.”
Leonard Nimoy as Spock:"What does it mean 'exact change'?
William Shatner as Kirk:*shrugs*
Nimoy:"You don't know what the answer to the. How to fix these things and. Make these things work. Correctly. In this your native land. You're not from here?"
Shatner:"I'm from here but I don't go here."
Nimoy:"You don't come here often?"
Shatner:"I like this place. But I don't come here."
Nimoy:"I can tell because you don't know how to use the buses either. -pause- What does it mean 'exact change'!?"
Shatner:I'm trying to think of a good answer but the film is going through the camera and it's giving me...a sense of anxiety-"
Nimoy:aside: he doesn't know. "He doesn't know what it means, 'exact change'!"
Shatner:"I'd like to tell you... 'Exact change means a coin in the hand that's worth two in the box."