《后汉书·列传·袁张韩周列传》
研究古今，博物多闻。《三坟》之篇，《五典》之策，没有不看。
蕴椟古今，博物多闻，《三坟》之篇，《五典》之策，无所不览。
He studies the past and present, and is widely read and knowledgeable. There is no text in the Three Tombs or the Five Classics that he has not studied.