The changelings' casual reaction to the various anomalies, while Leon is just freaking out over the whole scenario.
The Campus Tour
Herman first meets Pete and Mary in his closet... where they were having sex.
Followed by Ash expressing his exasperation at their inability to control themselves.
After Herman sees them, Ash goes on a long paranoid rant on how they were going to be captured by the government and be dissected by scientists, only for Herman to rush back in and asking for an autograph.
What Pete says pretty much sums it up.
Pete:Well, I certainly wasn't expecting this.
Mary pretty much lampshade hanging the fact that nobody realized how insane Hezekiah Blackdale was, especially considering what was engraved on his statue.
When trying to figure out how to determine if Herman was a wizard or not, Ray literally throws a book at him. After Herman catches it, all Ray has to say is:
