Lucas: Your other weakness is ME.
Rafe: Did he just pull that gun out of his ass?
Lucas: I came out here to feed the ducks and I see you're feeding the ducks. Maybe we could feed the ducks together?
Harris: Here we are. Crimetown USA. Where all the residents are dead... or about to be.
J.D.: It's no fun unless it's a challenge, right?
Harris: You're a privileged group. You're all smart or you wouldn't be here. I just want you to be smarter.
Harris: So tomorrow, I have a senior staff meeting with the director, a Q4 performance review, and an academy course to prep. But now, instead, I get to waste my whole day at your funerals.
J.D.: The lovely Nicole and her personal demons. I'm surprised there's enough room at the table for all of us.
Bobby: I think I'll go see if the UNSUB's still in the building.
Rafe: Sweetheart, it's just a simulation, yeah?
Bobby: Where we're from, a site search is called procedure. Yeah?
Gabe: I guess we found out his weakness: bullets.
Bobby: It's a number. It's a fucking number. They're all a bunch of fucking numbers.
Harris: Don't forget, you're 50 miles offshore so if you run out of toilet paper, you are shit out of luck.
Gabe: The island. The middle of nowhere. They're all professionals. What's the point?
Harris: The point is that they're isolated, alone, and forgotten. That's what it's like to be in the mind of a sociopath.
Chosen answer: Vince explains this. The letters spell out CROATOAN. There was an English colony on Roanoake Island, of which the entire population mysteriously disappeared, giving no trace of what had happened, barring the letters CROATOAN carved on to a tree.