Taijitu prior to 1686. It combines several abstract shapes, including a "Taiji" symbol illustrating the mutual complement of man and woman. In socialist times, it was alternatively interpreted as two fish symbolizing vigilance, because fish never close their eyes. The modern symbol has also been widely used in martial arts, particularly t'ai chi ch'uan (Taijiquan), and Jeet Kune Do, since the 1970s. In this context, it is generally used to represent the interplay between hard and soft techniques. The dots in the modern "yin-yang symbol" have been given the additional interpretation of "intense interaction" between the complementary principles. Similarities can be
Zhou Dunyi natural world. Many Confucians believed that he embodied the virtue of "authenticity". He had great insight into the Way of Heaven. The first major popularization of the taijitu symbol is also credited to Zhou Dunyi; this symbol (in an altered form) is now known worldwide as the commonly accepted symbol for the Chinese concepts of yin and yang. Zhou Dunyi Zhou Dunyi (; 1017–1073) was a Song dynasty Chinese Neo-Confucian philosopher and cosmologist born during the Song Dynasty. He conceptualized the Neo-Confucian cosmology of the day, explaining the relationship between human conduct and universal forces. In this way, he emphasizes