When Chu was in middle school, he was so wrapped up in extra-curricular activities that his grades were not especially outstanding, far behind his elder brother who set records for grade point average.
朱棣文中學時因為常沈迷於學校活動，課業表現並不特出，遠遠比不上曾創下學校有史以來最高總平均紀錄的哥哥。