Cave Johnson: All right, I've been thinking, when life gives you lemons, don't make lemonade!
GLaDOS: Yeah.
Cave Johnson: Make life take the lemons back!
GLaDOS: Yeah!
Cave Johnson: Get Mad!
GLaDOS: Yeah!
Cave Johnson: I don't want your damn lemons! What am I supposed to do with these?
GLaDOS: Yeah, take the lemons!
Cave Johnson: Demand to see life's manager! Make life rue the day it thought it could give Cave Johnson lemons! Do you know who I am? I'm the man whose gonna burn your house down - with the lemons!
GLaDOS: Oh, I like this guy.
Cave Johnson: I'm gonna get my engineers to invent a combustible lemon that'll burn your house down!
GLaDOS: Burn it down! Burning people. He says what we're all thinking.