《元史·列传·卷五十八》
吴澄故居有草房数间，程钜夫为之题名为 草庐 ，因此学者称吴澄为 草庐先生 。
初，澄所居草屋数间，程钜夫题曰草庐，故学者称之为草庐先生。
Wu Cheng’s former residence had several thatched cottages, and Cheng Juffu named it “Grass Hut.” Therefore, scholars referred to Wu Cheng as “Mr. Grass Hut.”