Did he have a long white beard and a lightning bolt? If so, run.

An older man passes the hall by the commuter lounge.

Student 1: Hey, wasn't that one of those guys?
Student 2: Who?
Student 1: You know, emeriti or whatever?
Student 2: You mean, like, the old dead white guys whose pictures are up in the
hall?
Student 3: Or not quite dead yet, in this case.

Overheard: outside the commuter lounge