"I really don't need this, Claire. I'm fine, you know, I'm totally fine, and then you show up here with these question…"

"Wow, I can't believe how many people are here, I never knew he had this many friends. Where have you all been for the…"

"[Reading Robert's notebook] "Let X equal the quantity of all quantities of X. Let X equal the cold. It is cold in Dec…"

"I feel like I could crack open, like an egg, or one of those really smelly French cheeses that ooze out everywhere wh…"

"I didn't show this to anyone. I wanted you to be the first to see it, I didn't know I wanted that until last night. I…"

"[If Catherine had written the proof] It would be a real disaster for you, wouldn't it? You and the other geeks who ba…"

"You think you've figured something out? You run over here all pleased with yourself because you changed your mind, no…"

"[voiceover] How many days have I lost? How can I get back to the place where I started? I'm outside a house, trying t…"

"[On writing the proof] It was like, connecting dots. Some nights, I, I could connect, three or four of them, and some…"

"Just because I'm paranoid doesn't mean there isn't something in that backpack!"