《元史·本纪·卷四》
甲辰年，世祖还是藩王时，就考虑到对国家要有大的作为，邀请藩王府内的旧臣以及各地精通儒学的人，向他们请教治理国家的办法。
岁甲辰，帝在潜邸，思大有为于天下，延藩府旧臣及四方文学之士，问以治道。
In the year of Jiachen, when Shizu was still a feudal king, he considered contributing greatly to the country. He invited old ministers in the feudal palace and scholars of Confucianism from all over the country to ask them for ways to govern the country.