“三更灯火五更鸡,正是男儿读书时。黑发不知勤学早,白首方悔读书迟。”这首我们耳熟能详的《劝学》,是唐代书法家颜真卿的诗作。颜真卿家学渊博,他的六世祖颜之推是北齐著名学者,著有《颜氏家训》。从这首诗中,不难看出其受益于先祖的教益至深。而《颜氏家训》不仅是颜氏家族的教学篇章,更是汉民族历史上第一部内容丰富、体系宏大的学术著作。 “This is the first time we are familiar with the” Encouraging Learning “, is the Tang Dynasty calligrapher Yan Zhenqing’s poems. Yan Zhen Yan profound home economics, his sixth ancestor of Yan is a well-known scholar in the Northern Qi Dynasty, author of ”Yan’s Family Instructions.“ From this poem, it is not hard to see that it has benefited from the profound lessons of our ancestors. The ”Family Instructions of Yan" is not only the teaching chapter of the Yan Family, but also the first rich and grand system of academic works in the history of Han nationality.