In his introduction to the English version of I Ching made by one of his acquaintance, Jung admits having practiced the oracle 30 years before meeting Richard Wilhelm, the German translator
Pa-kua, the eight trigrams which form the basis
of I Ching.
of the book. He was interested in the method of exploration of the unconscious.
Also available online is Carl Jung's full foreword that he wrote for the "Book of Changes," the English version of the I Ching.
What do you think of the I Ching? Do you use it? What have been the results?