The aim of this work may be thus stated: to show that Nature is not "a fortuitous concurrence of atoms," and to assign to man his rightful place in the scheme of the Universe; to rescue from degradation the archaic truths which are the basis of all religions; to uncover, to some extent, the fundamental unity from which they all spring; finally, to show that the Occult side of Nature has never been approached by the Science of modern civilization. This ...