Xi Zhongni’s teacher, Xiang Lu, the ancient sage was diligent in studying. Xi Zhongni’s teacher, Xiang Lu, was diligent in studying. He once said: "When three people walk together, one of them must be worthy of my learning and imitation." Confucius was a very studious person. At that time, there was a child prodigy named Xiang Lu in the state of Lu, and Confucius once learned from him. Like Confucius Such a great sage has not forgotten to study hard, let alone us ordinary people?