Over at the Gleamings from the Golden Dawn blog, Morgan Eckstein talks about the myth that we use only 10% of our brains. Why is debunking this myth of value? First, it is falsely used to explain how things such as psychic abilities and magick can occur. Second, I would contend it's irrelevant. Morgan traces the source of the 10% myth back to early days of brain scans when we couldn't really see deeply into the body of a living person. Transaxial slice of a 56-year-old male patient taken with positron emission tomography (PET) Checking with one of the best sources for investigating internet rumors, snopes.com, I discovered that this myth actually goes much further back, perhaps as