You want to get through that as fast as you can, and engage with the enemy.

你想尽可能快地摆脱这些,与你的敌人交战

耶鲁公开课 - 古希腊历史简介课程节选

And the reinvention in the nineteenth century of British identity will also have a lot to do with fear of the Irish, "The enemy within," As they were perceived.

十九世纪英国民认同感的重建,和对爱尔兰的惧怕也有很大关系,"家贼难防",他们是这样看待爱尔兰的

耶鲁公开课 - 欧洲文明课程节选