2. Historical Records also records that after Xiao He's death, Cao Can became prime minister and was praised by the people. "Xiao He is the law, if you draw one; Cao Can instead, keep and do not break. Clean and clean, there are more people than people. " This is the origin of the famous idiom "Xiao Sui", that is to say, Xiao He set a stable rule, and Cao Can did not toss it, thus creating a stable situation in the Western Han Dynasty.
3. Sima Qian finally commented in Biography of Cao Can: "Cao's contribution to the siege field can be compared with that of Huaiyin Hou. The letter was destroyed, and Hou succeeded, but he was good at clearing his name. Participate in the ranks of Han, be quiet and chat together. However, after the people left Qin Liang, they took part in the rest and did nothing, so the old people called it beauty. "
4. Many people spoke highly of Cao Can: Cao Cao said, "Xiao He, Cao Can, county officials, Han Xin and Chen Ping were humiliated and ashamed of Yu Xiao. They can make Wang Ye successful and have a reputation for a thousand years. " Wang Anshi: "The mountains and rivers are rich, and the white heads are rich and empty. Huatang has no new songs and dances, but wants an old man. " Zeng Guofan: "The ancients called virtue, merit and speech three immortals. Lide is the hardest. Since the Zhou and Han Dynasties, morality has rarely been preached. Xiao, Cao, Fang, Du, Guo, Li, Han and Yue, Ma, Ban, Han, Ou, Li, Du, Su and Huang, how many poets are there in ancient and modern times? "