In support he quotes an ancient text by Jiang Kuei as saying that grass style (caoshu), which is especially free-spirited and full of character, and is the style which best shows the beauty of Chinese characters, actually derived from bafen script.
他引姜夔的《續書譜》說，真行草書之法便源出於「蟲篆八分飛白章草」，靈動變化，特別能顯示中國文字之美。