The document discusses the three main pillars of Chinese culture: Confucianism, Taoism, and Buddhism. Confucianism, which originated from the teachings of Confucius around 500 BC, focuses on social harmony and moral order. Taoism stemmed from the teachings of Laozi around 600 BC and focuses on living simply and harmoniously with nature. Buddhism first entered China in the 1st century AD and focuses on enlightenment through self-cultivation and living in the present moment. Together, these three philosophies have had a profound influence on Chinese culture and values.