《贞观政要·卷一·论君道》
他居住的宫殿极其华丽奢侈，修筑的台榭无比瑰丽雄奇。这就必然造成徭役烦琐，战争不断。
宫苑是饰，台榭是崇，徭役无时，干戈不戢。
The palaces in which he lived were extremely luxurious, and the platforms and pavilions he built were incomparably magnificent and imposing. This necessarily led to繁琐of labor service and endless wars.