If you had good charisma, sex appeal and Kama Sutra master she started like:
"Oh my god, it was amazing! especially the thing you did with your-"
Then the Chosen One cuts in:" Just in case someone is watching us from an isometric angle, don't finish that."
i like the one of the kids in new reno after you beat the game
"ummm... sir... now that you've beaten the game. you're not gonna delete us from your hard drive are you?"
Not so much a quote as another situation I found in the Sierra army base. (I like playing with the ebola virus) After you rescue the soldier from the tanks.
"He suffers from post cryogenic suspension syndrome. Private Dobbs was hit for 495 hit points and killed" Go plasma death!