Zhu Xi was the only person who was not a direct disciple of Confucius. He was honored as "Zhu Zi" and has made significant contributions to the development of Confucianism.

Zhu Jieren: Western missionaries came to China and did a very important thing. But people have overlooked a question: When missionaries introduced Chinese Confucia to the West, what basis did they base it on? Only through the "bridge" of Zhu Xi can Westerners enterconfucian thought.