Kong Guang, the fourteenth generations of grandsons of Confucius, was born in 64 B.C in the principality of Lu and died in 5 A.D. Kong Guang followed his father to move to Changan from a child and was perspicacity and curiousness, especcially goog at classics. At the end of 20, he started to be engaged as different top officer. But h His personality was too staunch and upright to satisfied with Emperor Yuan, so that he was drove the court. Then he resigned and started to accept apprentices to give lectures. Most of disciples became top officers. He was again lifted as a top offcier after Emperor Cheng's enthronement. He ever inspected unjust charges many times and moralized customs and relieved victimes of a natural calamity. He was also promoted as the great general and the prime minister. Later, because he insisted on supporting justice and abandoning evil at the court, the Queen Mother Fu instigates the trusted follower to slander , Fired and return to one's native. Kong Guang went back to the township for less than one year, the court changed three prime ministers in succession , prolong and discuss and all not so good as hole and light.