《汉书·传·魏相丙吉传》
臣我年纪已老，生活贫困，不知哪时就会死去，想要一直不说出来，又恐怕埋没有功劳的人。
臣年老居贫，死在旦暮，欲终不言，恐使有功不著。
I am old and poor. I don't know when I will die. I want to keep silent all the time, but I am also afraid of burying the meritorious.