I-Ching, is one of the oldest and most respected Chinese ancient oracle book.
Many people regularly consult the oracle, looking for guidance or inspiration.
The fundamental principle is based on the belief is that all activities are the result of interaction between positive, creative, masculine forces and negative, passive femine yin forces. Yang is represented by the unbroken lines and yin by the broken lines. The basic symbolic unit is a trigram. By combining indidviual trigrams the hexagram is formed the total possible is 64. The yin force refers to the negative passive weak, and destructive.