The task of a diplomat is to pursue the maximum interests for their country while avoiding unnecessary conflicts and frictions.
外交家的任务是为国家争取最大的利益，同时避免不必要的冲突和摩擦。
I'm not a person who gives up on my happiness.
The key to successful investing is to minimize costs and taxes.
文化的功能观点坚持这样的原则：在每一种文明类型中，每一种习俗、物质对象、观念和信仰都履行某种重要功能，完成某些任务，代表一个运作整体中不可或缺的部分。