Slit wrists, ripped nails and emergency tracheostomies as Professor Pringle discovers the surprisingly violent world of professional jigsaw puzzling.
An elevator repairman assures Professor Pringle that it is almost impossible to suffocate in a stalled elevator, that they almost never plunge uncontrollably to the basement of a building, and explains that pretty much all safety features are useless.
A gourmet grocer explains to Professor Pringle why the best lettuce is grown in caves and harvested by blind people, as well as the benefits of strapping down hogs and massaging cows.
Professor Pringle learns why almost everyone who believes in reincarnation thinks they were someone famous in a prior life, when he interviews a hypnotist who puts people under to show them their past lives.