《宋书·本纪·卷三》
乙丑，诏令说： 古代建国，以教育为先，弘扬风尚引导世人，没有比这更重要的，启蒙答疑，都一定经由这条途径。
乙丑，诏曰： 古之建国，教学为先，弘风训世，莫尚于此；发蒙启滞，咸必由之。
Yichou, the edict read: in the past, establishing a state always took precedence with education, and popularizing customs and guiding future generations was the most significant, and thus answering questions and enlightenment will certainly pass through this path.  