INTRODUCTION Tuis volume represents the high-water mark of the thought of Eliphas Levi. It may be regarded as written by him as his Thesis for the Grade of Exempt Adept, just as his Ritual and Dogma was his Thesis for the grade of Major Adept. He is, in fact, no longer talking of things as if their sense was fixed and universal. He is beginning to see some- thing of the contradiction inherent in the nature of things, or at any rate, he constantly illustrates the fact that the planes are to be kept separate for practical purposes, although in the final analysis they turn out to be one. This, and the extra- ordinarily subtle and delicate irony of which Eliphas Levi is one of the greatest masters that has ever lived, have baffled the pedantry and stupidity of such commentators as Waite. English has hardly a word to express the mental condition of such unfortunates. Dummzhezt, in its strongest German sense, is about the nearest thing to it. It is as if a geographer should criticize Gulliver's Travels from his own particular standpoint. When Levi says that all that he asserts as an initiate is subordinate to his humble submissiveness as a Christian, and then not only remarks that the Bible and the Qur’dn are different translations of the same book, but treats the Incar- nation as an allegory, it is evident that a good deal of submission will be required. When he agrees with St. Augustine that a thing is not just because God wills it, but God wills it because it is just, he sees perfectly well that he is reducing God to a poetic image reflected from his own moral vii