函数是一种对应规则，通过它当给定任何东西（作为参数）时，可以获得另一个东西（该参数的函数值）。

We all live in the absurd, but one must find the passion within it.

The success of an enterprise cannot be achieved without accurate judgment of the future and seizing opportunities.

I believe everyone I meet has their own significance.

为新工作谈判薪水的最佳时机是在对方表示要你之后，而不是之前。否则就变成了双方先说出一个数额的胆小鬼博弈，但在你工作之前让雇佣者给出一个薪资水平对你来说是有益的。

The best mining leaders are those who can see opportunities where others see only risks.