Leonard McCoy is confronted with the unusual silicon-based Horta alien in "The Devil in the Dark" (1967), saying, "I'm a doctor, not a bricklayer." The line was used in "Terra Nova". Kelley himself parodied the phrase for a "Trivial Pursuit" commercial, in which the question is asked "How many chambers does a human heart have?" Kelley appears on screen and replies "How should I know? I'm an actor, not a doctor!". Leonard McCoy Dr. Leonard H. "Bones" McCoy is a character in the American science fiction franchise "Star Trek". First portrayed by DeForest Kelley in the , McCoy also appears in the
The Physics of Star Trek "Star Trek" universe. The book includes a foreword by astrophysicist Stephen Hawking. "The Physics of Star Trek" was met with generally positive reviews. It became a national bestseller and sold more than 200,000 copies in the United States. As of 1998, it was being translated into 13 different languages. It was also the basis of a BBC television production. Krauss got the idea for writing the book from his publisher, who initially suggested it as a joke. Krauss dismissed the idea but later thought that using "Star Trek" might get people interested in real physics. The hardcover edition was published