《史记·七十列传·平原君虞卿列传》
听了毛遂这番数说，楚王立即改变了态度说： 是，是，的确像先生所说的那样，我一定竭尽全国的力量履行合纵盟约。 
楚王曰： 唯唯，诚若先生之言，谨奉社稷而以从。 
After hearing Mao Sui's remarks, King Chu immediately changed his attitude and said: Yes, yes, it is indeed as Mr. said, I will do my utmost to fulfill the Vertical Alliance.