《汉书·志·五行志中之下》
如不按为臣的话去做，灾异就会愈益严重，天变有形，到那时臣下我就是想再捐弃生命来劝说天子，也无济于事了。 
即不行臣言，灾异俞甚，天变成形，臣民欲复捐身关策，不及事已。 
“If you do not follow my advice, the disasters and omens will become increasingly serious, and I as your subject will be unable to help you, even if I were to give up my life to persuade you.”