Confucius lamented that time is fleeting and encouraged himself and his students to cherish time for study. The sentence is: With the sun, you know what you have lost, and the moon has not forgotten what you can do. It can be said that you are eager to learn.

The introduction of Confucius is as follows:

Confucius (551 BC - April 11, 479 BC), whose surname is Kong, whose given name is Qiu, and whose courtesy name is Zhongni, was born in the state of Lu during the Spring and Autumn Period. Zouyi, a native of Qufu City, Shandong Province today, was originally from Liyi, Song Dynasty (now Xiayi County, Henan Province). His father is Liang He, his mother is Yan. Ancient Chinese thinker, educator, and founder of Confucianism.

Confucius’s experience is introduced as follows:

Confucius lost his father when he was three years old, and his family fell into decline. In his early years, he worked as a minor official in charge of granaries and herding. He was "little fond of etiquette" and had been familiar with traditional etiquette since childhood. As a young man, he was famous in Lu for his extensive knowledge of etiquette and music. He engaged in the profession of Confucianism and made a living by performing funeral rituals. In his middle age, he gathers his disciples to give lectures and engage in educational activities.

At the age of 50, he once served as the military commander of the Lu State, acting as prime minister and actively promoting his own political ideas. Soon after, he abandoned his official position and went to Lu due to disagreements with the political views of the rulers. He traveled around the country with his disciples and preached His own political opinions and ideological doctrines have never been used. In his later years, he returned to the State of Lu and devoted himself to education, sorting out "Poems" and "Books", deleting and revising "Spring and Autumn", and making the transmission of the Six Arts his lifelong ambition.

Confucius’s life is introduced as follows:

Confucius’s ancestor was a nobleman from Liyi (now Xiayi County, Henan Province) of the Song Dynasty. His ancestor was Shang Tang, the founding monarch of the Shang Dynasty. After the Jian Rebellion, in order to appease the nobles and descendants of the Shang Dynasty, Duke Zhou used the order of King Zhou Cheng to grant Wei Ziqi, the brother of King Zhou of Shang, to establish the Song Kingdom in Shangqiu and worship the Shang Dynasty.

After the death of Wei Ziqi, his younger brother Wei Zhong came to the throne. Wei Zhong was the fourteenth generation ancestor of Confucius. The sixth generation ancestor got the Kong family and was named Confucius Fujia. Kong Fujia was a senior official of the Song Dynasty and was once the Grand Sima. His fiefdom was located in Liyi of the Song Dynasty. He was later killed by Dazai Huadu during the civil strife in the palace.

Confucius’ father and his son Mujin’s father, Mujin and his son prayed for their father, and prayed for their father and son Kongfangshu. Kongfangshu’s grandson Shulianghe was Confucius’s father. Shulianghe fled to Lu to avoid the war in Song Dynasty. He settled in Zouyi (now Qufu City, Shandong Province) of the country, and his official position was Zouyi doctor.