《太平广记·卷四十四·神仙四十四》
终无为说： 我虽然没有别的道术，至于抑制，做到绝对不说话，这是你知道的，我能够做到。 
无为曰： 我虽无他术，至于忍断不言，君所知也。 
Wuwei said: Although I have no other Taoism, as for restraint, I am absolutely speechless. As you know, I can do it.