043　以火攻火；以毒攻毒
Fight fire with fire

To deal with this gang of bullies, we must fight fire with fire.

要对付这帮恶棍，我们必须以毒攻毒。

这个俚语的字面意思与中国的以火攻火是完全对应的。据说19世纪中期，美国西部的人民为了防止敌人放火，会先把一块空地烧光作为防火墙，这样就能保卫自己了。

Kevin：How are the negotiations going?

协商结果怎么样？

Rose：Not very well. The other side is really tough.

不太顺利，对方态度很强硬。

Kevin：So that are you going to do?

那你打算怎么办？

Rose：I'm going to get even tougher—I'm going to fight fine with fire.

我打算更加强硬，我要以火攻火。