MacReady: How you doin', old boy?Dr. Blair: I don't know who to trust.MacReady: I know what you mean, Blair. Trust's a tough thing to come by these days. Tell you what - why don't you just trust in the Lord?
Dr. Blair: [throwing a fit in the radio room] You guys think I'M crazy! Well, that's fine! Most of ya don't know what's goin' on around here, but I'm damn well sure SOME of you do!MacReady: Christ!Childs: He got most of the chopper and the tractor, and he's killed the rest of the dogs.MacReady: Garry, wait a minute, wait a minute. Now, Childs, go around to the map room door. Talk to him.Childs: Yeah.MacReady: Norris, get a table from the lab.Dr. Blair: D'ya think that thing wanted to be an animal? No dogs make it a thousand miles through the cold! No, you don't understand! That thing wanted to be US! If a cell gets out, it could imitate everything on the FACE OF THE EARTH! AAAAND NOTHING can stop it!Childs: Okay, Blair. Come on, man, you don't wanna hurt anybody.Dr. Blair: I'LL KILL YOU!
Dr. Blair: Clark?Clark: Yeah?Dr. Blair: Did you notice anything strange about the dog? Anything at all?Clark: Strange? No.Dr. Blair: What was the dog doing in the rec room?Clark: I don't know. It's just wondering around camp all day.Dr. Blair: Are you sayin' to me the dog wasn't put in the kennel until last night?Clark: Right.Dr. Blair: How long were you alone with that dog?Clark: I don't know. An hour... hour-and-a-half maybe. What the hell you looking at me like that for?Dr. Blair: I don't know.Clark: What?Dr. Blair: I don't know. It's probably nothing. It's nothing at all.