In this episode we learn that Root's real name is Samantha Groves.

Fusco: Did you just jack my phone?
Reese: It's a malware app. Little tip--someone offers you a great deal on any sort of male-enhancement pill, don't click on it.

Root: Amazing. We've managed to perfect the apple--a genetically modified version that never goes brown. And yet, we still haven't upgraded human beings. the human race has stalled out, Harold. And from what I've seen, most of it is rotten to the core.

Root: But you must see I'm on your side.
Finch: I'm not on any side.
Root: You know what I mean. I am the best friend, the best support, the best partner you will ever have. And definitely the most fun.

Reese: Carter, you can keep the rental. Guys are lending me a truck.
Carter: Why is there a crossbow on the bed?
Reese: Long story, but we're friends now.

Reese: Harold, meet Bear. Unfortunately, my apartment has a strict policy regarding dogs.
Finch: I have a strict policy regarding rare first editions. Namely, don't eat them.