Book excerpt: For thousands of years the great spiritual adepts from all corners of the globe have guarded the secret teachings enclosed in this book. Now, we are able to receive these teachings so that we too may be able to cultivate the high spiritual levels that have been lost for ages. The Divine Science is the systematic and exact process of the discovery of the mystical capabilities of the human soul. In all ancient religions and cultures the wise men and women used sacred words, the intonations of mantras, and the use of the magical art of Theurgy (mysticism or white magic). This book is filled with direct instruction and practices that anyone can use in order to discover the depth of authentic mysticism.