《宋史·列传·卷九十七》
到二十岁时，苏轼博通经书史籍，一天能写几千字的文章，喜欢读贾谊、陆贽的书。
比冠，博通经史，属文日数千言，好贾谊、陆贽书。
By the age of twenty, Su Shi had become well-versed in both classical and historical texts, and was able to write several thousand characters per day. He particularly enjoyed reading the works of Jia Yi and Lu Zhi.