论书书契之作,取象鸟兽之迹。羲皇文字,不可考稽。三代未有纸笔,以刀雕字于简册之上,名曰“书刀”。《考工记》曰:“鲁之削。”削,书刀也。后以漆书之,笔用金玉。金玉坚硬,漆性黏滞,迹画浑朴,形类蝌蚪。秦汉始以毛颖为笔。初变古文大篆为小篆。楷隶书体,化圆为方,不以欹斜取势。东汉虽变楷隶为八分草书飞白,其气骨体势,皆出于秦西汉,体变而典型存也。汉魏西晋器物之铭,瓦当文字,皆当时工匠所书, Book book contract for, take the traces of animals and animals. Xi Huang text, can not be ridiculous. Three generations of no paper and pen, with the sword carved in the book on the book, called “knife knife ”. “Kaogongji” said: “Lu’s cut.” Cutting, knife knife also. After the lacquer book, pen with jade. Jin jade hard, paint sticky, tracery simplicity, shaped tadpoles. Qin Ying began to Mao Ying pen. Early change of ancient Chinese seal Xiaozhuan. Kai script book body, round for the party, not to tilt the trend. Although the Eastern Han Dynasty Kai Kai cursive script for the flying white, its physical posture, are out of the Qin Western Han, physical changes and typical deposit also. Han Wei Western Jin Dynasty inscriptions, Wadang text, were all artisans at that time,