Dr. Leonard McCoy, upon observing 20th century medical practices, in particular the treatments of chemotherapy and fundoscopic examination, stated that he was "dealing with medievalism." (Star Trek IV: The Voyage Home) In 2153, Tarquin gave Hoshi Sato a book written in a language that had been dead for over a thousand years. Upon translating it, Hoshi noted, "It's an interesting language, reminds me of Medieval Klingon." (ENT: "Exile") In 2369, the crew of Deep Space 9 encountered a medieval fairy tale character named Rumpelstiltskin. (DS9: "If Wishes Were Horses")