
How do westerners understand eastern philosophy. Yin-Yang theory is based on the philosophical construct of two polar complements, called yin and yang. If the hole world is a mountain. The character for yin originally meant the shady side of a slope. It is associated with such qualities as cold, rest, responsiveness, passivity, darkness, interiority, downwardness, inwardness, decrease, satiation, tranquility, and quiescence. It is the end, completion, and realized fruition.