有声读物: Secret Doctrine.<br>Volume I. Cosmogenesis.<br>Part II. The Evolution Of Symbolism.

In this work of comparative religion, ontology and epistemology, Mme. Blavatsky presents science as a belief system of as much value as others in contributing to human knowledge of the seven secret keys to understanding through mathematics and intuition. A comparative study of ancient texts and their commentators over more than three thousand years. (Summary by Czandra)