The Eastern spiritual path of Taoism is a philosophical and religious tradition that originated in China. Taoism emphasizes living in harmony with the Tao, which is the source of all life and existence. Taoism is based on the teachings of Lao Tzu, who wrote the Tao Te Ching, a collection of verses that provide guidance on how to live in harmony with the Tao. Taoism has become popular in the West, with many people practicing its principles and teachings. The three-letter acronym for Taoism is TAO.