《智囊(选录)·上智部·张飞》
冯述评释放严颜，警示马超，都是细心之人才能做得到的。后世把张飞当做粗人，实在是大大冤枉了他。
释严颜，诲马超，都是细心作用，后世目飞为粗人，大枉。
Feng Shu's release of Yan Yan and his warning to Ma Chao were both things that only a man with a keen eye could do. Later generations regarded Zhang Fei as a rude man, which was a great injustice to him.