Taoism is a Chinese native religion that has shaped Chinese life for more than 2,000 years. There are three sources of Taoism's origin, with the oldest being the legend of "Yellow Emperor". The second source in Zhuangzi's works, while the most famous one is Laozi's Dao De Jing. Taoism emphasizes freedom, nature, self-cultivation and even pursues immortality. Taoism has had a deep and lasting influence in many fields of Chinese culture, including the arts, philosophy, medicine, and cuisine. It has also spread widely throughout East Asia.