The great trouble with magicians is the fact that they believe when they have bought a certain trick or piece of apparatus, and know the method of procedure, that they are full-fledged mystifiers.
Harry HoudiniBut it must not be thought that I say this out of personal experience: for in the many years that I have been before the public my secret methods have been steadily shielded by the strict integrity of my assistants, most of whom have been with me for years.
Harry Houdini