Panicking in the face of Major's panic isn't going to do anything to help, that's the only thing that's keeping him steady. Well, maybe that and he has a feeling that they've done this before, only it's not so much that it's actually happened, but rather that Ravi has been planning for the dim eventuality of it.

"Do you want to come back to the lab with me?" he suggests, because whatever is going to happen next will not be good, and he doesn't want it to happen publically. "Maybe there's a rat or two with your name on it," he adds, a touch darkly.