《魏书·列传·卷七》
芦堑责备他说： 说起话来有一百个舌头，胆量却如同小老鼠。 
衍责之曰： 言同百舌，胆若鼷鼠。 
Lu Qian scolded him: When speaking it sounds like you have one hundred tongues, but when it comes to giving courage, you act as timidly as a mouse.