The word myein is an ancient Greek verb meaning “to keep the mouth shut.” Linked to medieval initiation rites and the secrecy surrounding them, Myein has come to stand for that which cannot be explained.
In The Magician’s Dictionary: An Apocalyptic Cyclopedia of Advanced Magic(k)al Arts and Alternate Meanings, E.E. Rehmus writes that myein is the root of the word mystery and states, ”
There is a practical reason for keeping silent about private or creative projects, especially while they are in the planning stage. Any talking about a plan will be a talking out of it, because talking is an action of its own and automatically substitutes for physical action…Plans must also be hidden until the moment comes to act or others will interfere with them.