An Investigation of the Sources of Yin-Yang Theory

Yin-Yang is a very important theory in the history of Chinese philosophy. The elements of yin-yang theory emerged very early and were implied in astronomy observation and phallicism in ancient China.We will see that the two elements of yinand yang obviously derive from man and women. As the symbol of the transition from heaven to humans in the Qing Dynasty the Wu-shitradition provided a practical way to form the yin-yang theory.