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In essence, science and magic are opposites. Scientists publish all of their findings for the colleagues to see and evaluate. It is an open system. Science only works if people share and verify each other results. If magicians shared all of their secrets, they could potentially destroy the mystery of magic that makes it unique and entertaining for audiences. Not understanding how a trick is done is what makes it special.<ref>Ornelas, Christoper, "The Magician’s Oath: A Conversation with Pat Hammond on Magic, Science, and the Wind" The Drachen Foundation, May 2012</ref>

[[File:Houdinis.jpg|thumbnail|250px|left|Poster for The Houdinis from approximately 1895 (State of Victoria Library)]]

Magicians do not have a Hogwarts. Instead, historically magic was passed from one magician to another. Typically the pupil would have to promise not to tell anyone the secret to their tricks.<ref>Ornelas, Christoper, "[http://www.drachen.org/article/magician%E2%80%99s-oath-conversation-pat-hammond-magic-science-and-wind The Magician’s Oath: A Conversation with Pat Hammond on Magic, Science, and the Wind]" The Drachen Foundation, May 2012</ref> This level of secrecy has often made it quite difficult for magicians to learn the skills necessary to be a good amateur or professional magician. It has not prevented the passage of magic skills, but it certainly slowed it. Magicians such as Harry Houdini (born Ehrich Weiss) had to pick up magic tricks from friends or develop his tricks. Unlike today, Houdini could not look for [https://www.amazon.com/gp/product/B002VN8XEO/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B002VN8XEO&linkCode=as2&tag=dailyh0c-20&linkId=dd9320bdcb3b90b96f86b8042809dca0 books on magic tricks] on Amazon.