《左传·昭公·昭公十三年》
如果为了夷人而抛弃鲁国，让鲁国事奉齐国、楚国，对晋国有什么好处？
若为夷弃之，使事齐、楚，其何瘳于晋？
If for the sake of the barbarians to abandon the State of Lu, let the State of Lu serve the State of Qi, the State of Chu, what good will it bring to the State of Jin?