《国语·周语·刘康公论鲁大夫俭与侈》
忠敬用以承受君命，谨慎用以守护家业，谦恭用以执行公务，俭朴用以丰足财用。
敬所以承命也，恪所以守业也，恭所以给事也，俭所以足用也。
Loyalty is used to bear the king's orders, caution is used to guard the family, modesty is used to carry out official duties, and frugality is used to enrich wealth. 