This book is an attempt to summarize the knowledge and teachings of various directions and times, undertaken by the author with the goal of finding the path of man and humanity through the improvement of his soul to the perfection of the body and the elevation of the spirit. The book is filled with a large amount of scientific and factual data and may be of interest to the reader, both those unfamiliar with religious, esoteric and scientific-philosophical world movements, and those advanced in this area. In any case, for all those seeking the Truth and wanting to preserve their Soul in our difficult times, this book is a real find.