《史记·十二本纪·周本纪》
子颓叛乱，又是依靠郑国得以平定，如今能因为一点小小的怨恨就抛弃它吗? 
子穨之乱，又郑之由定，今以小怨弃之！ 
When the rebellion of Zi Tui occurred, it was by relying on the state of Zheng that order was restored. Can we now abandon it due to some small resentment?"