There are among mankind, people who claim knowledge of the unseen and the future. They are known by various names, among them: fortune-teller, soothsayer, foreseer, augur, magician, prognosticator, oracle, astrologer, palmist, etc. Fortune-tellers use various methods and mediums from which they claim to extract their information, among them: reading tea-leaves, drawing lines, writing numbers, palm-reading, casting horoscopes, crystal ball gazing, rattling bones, throwing sticks, etc.