《元史·列传·卷五十一》
十七岁时西还故乡，家贫，靠劳动为生，有暇即学，且无书不读，尤潜心于《易经》、《礼经》、《春秋》。
年十七，西还，家贫，服劳为养。
When he was seventeen, he returned to his hometown in the west. The family was poor, and he lived by labor. He studied whenever he had free time and read all kinds of books, especially the "Book of Changes", "Book of Rites", and "Spring and Autumn".