董狐直笔

Explanation: Dong Hu: Spring and Autumn Period Jin's official historian. Straight pen: According to the facts, truthfully recorded. Refers to the courage Textbook, respect facts, not the integrity of powerful Arab historian. 　　Source: "Zuo Xuan public two years," _set_ to wear to kill Zhao Jinling Gong, as Zhengqing of Zhao Dun no control, Dong Hu that Zhao Dun responsible, it is written in the history of policy, said Zhao Dun killed his lord. " ◇ killed as Zhao Dun Dong Hu praised Confucius, the ancient history of good also, calligraphy is not hidden. "