《元史·列传·卷六十八》
董士选到江浙中台行省，两人一块送他到门外，士选说： 伯生以教导为职责，应该早回，复初可以再送我一程。 
董士选之自中台行省江浙也，二人者俱送出都门外，士选曰： 伯生以教导为职，当早还，复初宜更送我。 
Dong Shixuan went to the Jiangsu and Zhejiang Zhongtai Xing Province, and the two sent him to the gate together. Shixuan said: Bosheng is responsible for teaching, so he should go back early, Fuchu can see me off.