He was branded by his age as a sorcerer, because the cures he made were marvellous. Three centuries later, Baron Du Potet was also accused of sorcery and demonolatry by the Church of Rome, and of charlatanry by the academicians of Europe. As the fire-philosophers say, it is not the chemist who will condescend to look upon the "living fire" otherwise than his colleagues do. "Thou hast forgotten what thy fathers taught thee about it-or rather, thou hast never known... it is too loud for thee!" (Robert Fludd: "Treatise III.") A work upon magico-spiritual philosophy and occult science would be incomplete without a particular notice of the history of animal magnetism, as it stands since Paracelsus staggered with it the schoolmen of the latter half of the sixteenth century.