The Wheel of Joy Shirts Tops and Hoodies: The Wheel of Joy also named "The Gankyil, or ‘Triple Yin Yang’ can frequently be seen as a symbol on Zen Buddhist temple buildings in East Asia. The symbol originated in the Chinese Taoist tradition during the Tang Dynasty and represents the three worlds. "Heaven, earth, and all living creatures" The dynamic interaction among these "worlds" The Base, the Path, and the Fruit is essential in Zen Taoism and is the self-perfected indivisibility of the primordial state, it requires a triple, non-dual symbol to represent it.