The Yogi philosophy teaches that the physical body is built up of cells, each cell containing within it a miniature of "life," which controls its actions. -from "The First Three Principles" Followers of the New Thought movement of the early 20th century vehemently believed in the concept of "mind over matter"... and this 1903 book may well have been their guide to achieving it. One of the most influential thinkers of this early "New Age" philosophy here demonstrates how to achieve the ultimate indulgence of the "pure spirit" that defines us all. Yogi Ramacharaka explains how to shed the "sheaths that prevent its full expression" via: . the astral plane . the instinctive mind . the spiritual mind . the human aura . thought dynamics . clairvoyance and telepathy . personal magnetism . occult therapeutics . spiritual cause and effect . and more. Also available from Cosimo Classics: Yogi Ramacharaka's The Science of Psychic Healing. American writer WILLIAM WALKER ATKINSON (1862-1932)-aka Yogi Ramacharaka-was born in Baltimore and had built up a successful law practice in Pennsylvania before professional burnout led him to the religious New Thought movement. He served as editor of the popular magazine New Thought from 1901 to 1905, and as editor of the journal Advanced Thought from 1916 to 1919. He authored dozens of New Thought books-including The Philosophies and Religions of India, Arcane Formula or Mental Alchemy and Vril, or Vital Magnetism-under numerous pseudonyms, some of which are likely still unknown today.