Collected Calligraphy by Zhao Mengfu and Xian Yushu: On Pei Xingjian's Calligraphy by Zhao Mengfu

法書

裴行儉工草隸。名家。帝嘗以絹素詔寫文選。覽之。秘愛其法。賚（點去）賚物良厚。行儉每曰。褚遂良非精筆佳墨。未嘗輒書。不擇筆墨而妍捷者。余與虞世南耳。所譔選譜草字雜體數萬言。又為營陳部伍。料勝負。別器能等四十六篇（篇字點去）訣。武后使武承嗣就第取去。不復傳。