把这一句，留给此刻的你

Negotiation is not a policy. It's a technique. It's something you use when it's to your advantage, and something that you don't use when it's not to your advantage.

谈判不是政策。这是一个技巧。它是你在对自己有利的时候使用的东西，也是你在对自己不利的时候不使用的东西。

— John R. Bolton 约翰·博尔顿