The legendary first emperor of China (Celestial Empire) Fu Xi (2852—2737 BC) created the first eight trigrams, the fundamental principles of being. «I Ching» – the earliest of the Chinese philosophical texts, intended for divination, consists of 64 hexagrams. «The Book of Changes» is the name attached to the «I Ching» in the West. The method «Octanalysis» makes it possible, on the basis of scientific data on the human psyche, to write an octanalytic commentary. for the Book of Changes.