Du Yu

…Tongdian (“Comprehensive Statutes”) compiled by Du Yu (735–812), a writer on government and economics. Completed about 801, it contained nine sections: economics, examinations and degrees, government, rites and ceremonies, music, the army, law, political geography, national defense. In 1273 it was supplemented by Ma Duanlin’s enormous and highly regarded Wenxian…

…Dynasty”), it is said of Du Yu (222–284 ce) that when he ordered monumental stelae to be carved with the records of his successes, he had one buried at the foot of a mountain and the other erected on top. He predicted that in time they would likely change their…