《孔子家语·致思》
赐啊，知道去世的人有没有知觉是没有必要的，这不是现在急着解决的事，以后你自然就会了解。 
赐欲知死者有知与无知，非今之急，后自知之。 
"Ci, it is not necessary to know whether the dead know or not. This is not something that you need to worry about now. In time, you will come to understand."