In the ninth year of Xianfeng, Sun Jianai took the imperial examination, and Emperor Xianfeng ordered him to write a couplet based on the prosperity of the Qing Dynasty and the Six Dynasties. Sun Jianai impromptu couplets yue:
Hundreds of millions of years of hard work, harmony with nature, harmony with public opinion, harmony with the body, doing what you do, and being angry all over Kyushu, Taoism follows Emperor Yao and Emperor Shun;
Over the past 200 years, it has been full of vitality, brilliant achievements, great achievements, upright and upright, flat in the wild, covered with colorful clouds, and the sun, moon and stars shine brilliantly.
This couplet cleverly embeds the titles of six emperors, namely Shunzhi, Kangxi, Yongzheng, Qianlong, Jiaqing and Daoguang. Praise the achievements of the former emperor. Emperor Xianfeng exclaimed "Wonderful"! Promote Sun Jianai as the top scholar. It has become a story told by ancient scholars.