Elaan

"Captain, that ancient custom called 'spanking'. What is it?"

"Courtesy. Remember?"

"Courtesy is not for inferiors."

"Courtesy is for everyone around here, and you'll find you won't be able to exist on Troyius without it. Mister Scott, our Chief Engineer, has shown you his engineering department. That's a courtesy. You respond by saying thank you."

We are interested in how the ship is used in combat, not in what drives it. Engines are for mechanics and menials.

"I have a plan. With this ship, you could completely obliterate Troyius. Then there will be no need for the marriage. And in gratitude, my people will give you the complete rule of this system."

"What kind of a mind could think of such a thing?"

"I love you. I have chosen you, and still I don't understand why you didn't fight the Klingon."

"If I can accomplish my mission by turning tail and running, I'll gladly do that."