唐太宗为何要看起居注?《资治通鉴》卷196记载,贞观十六年(642),“上(唐太宗)谓谏议大夫褚遂良曰,卿犹知起居注,所书可得观乎?对曰:史官书人君言动,备记善恶,庶几人君不敢为非,未尝白取而观之也!上曰,朕有不善,卿亦记之邪?对曰:臣职当载笔,不敢不记。黄门侍郎刘泊曰:借使遂良不记,天下亦皆记之。”唐太宗要看起居注,在褚遂良那里碰了钉子,但他为何要看起居注,《通鉴》记载似不太清楚,《唐会要》对此则叙述较详,大宗碰壁后,又找到房玄龄,对房玄龄说“国史何因不令帝王观见?对曰:国史善恶必书,恐有忤旨,故不得见也。太宗曰,朕意不同,今欲看国史,若善事固不须论,若有恶事,亦砍以为鉴诫,卿可撰录进来。房玄龄遂删略国史。 Tang Taizong why should look at the home Note? “Mirror” Volume 196 records, Zhenguan sixteen years (642), “on the (Emperor Taizong) that remonstrance doctor Chu Suiliang Yue, Qing still know living Note, the book available View on? On the said: Historian book author Junyan move, prepare memorize good and evil, Shu a few people can not be right and wrong, not the white take the concept of also! On the said, there are not good, Qing also remember the evil? Huang Po Shi Lang Lang said: If Sui Liang does not mind, the world also Jie Ji. ”Taizong to look at home, there Chuzui Liang touched the nail, but why should he look at Living Note, “Tongjian” records seem to be too clear, “Tang will be” is described in more detail, after the bulk hit the wall, but also to find Fang Xuanling, Fangxuan Ling said "why the history of the king did not see the emperor? On the said: the history of good and evil must book, there is no fear of purpose, it can not see also .Taizong said, different meaning, want to see the history of the country, if good things do not matter, if evil, but also cut that admonished, Qing Can be recorded in. Fang Xuanling then delete the history.