Three Laws of Robotics authorities such as doctors, teachers and so forth which equals the Second Law of Robotics. Finally humans are typically expected to avoid harming themselves which is the Third Law for a robot. The plot of "Evidence" revolves around the question of telling a human being apart from a robot constructed to appear human – Calvin reasons that if such an individual obeys the Three Laws he may be a robot or simply "a very good man". Another character then asks Calvin if robots are very different from human beings after all. She replies, "Worlds different. Robots are essentially decent." Asimov
Sci-Fi Valley Con Sci-Fi Valley Con Sci-Fi Valley Con is an annual three-day speculative fiction (science fiction and fantasy, or SF) convention had in Altoona, Pennsylvania at the Blair County Convention Center; it is promoted by Assett Conventions, LLC (solely owned and operated by Casey B. Bassett) and is the first such convention in the area. The convention has featured a variety to different forms of entertainment over the years in order to drawl in the visitors, such as; Magic: The Gathering, HeroClix, & Warhammer 40,000 tournaments, video game tournaments, trivia tournaments, costume contests, guest speaking panels, film festival, dealers, artists, charity auctions,