"The Kybalion" is a New Thought book written in 1908 by William Walker Atkinson under the pseudonym "Three Initiates". The book claims to draw its teachings from the ancient wisdom of the so-called "Hermetic Philosophy," which is said to have originated in ancient Egypt and Greece and passed down through the centuries. The book's teachings center around seven principles, which are said to govern the workings of the universe: mentalism, correspondence, vibration, polarity, rhythm, cause and effect, and gender. The book argues that understanding and mastering these principles can allow one to...