<正>释文:夫心之所达,不易尽于名言;言之所通,尚难形于纸墨。粗可仿佛其状,纲纪其辞。冀酌希夷[100],取会佳境。阙而未逮,请俟将来。今撰执、使、转、用之由,以祛未悟。执,谓深浅长短之类是也;使,谓纵横牵掣之类是也;转,谓钩环盘纡之类是也;用,