《史记·七十列传·廉颇蔺相如列传》
两种对策衡量一下，宁可答应它，让秦国来承担理亏的责任。 赵王说： 谁可以派为使臣？ 
均之二策，宁许以负秦曲。 王曰： 谁可使者？ 
After weighing the two strategies, I would rather agree to it and let Qin take the blame. King Zhao said, "Who can be sent as an envoy?"