时间是伟大的导师,它能解决许多问题。
Sustainable mining isn't an option anymore - it's our responsibility to future generations.
每一个挑战都是伪装的机遇——只要你有心发现。
赢得奖牌并不是奥运会的重点。重要的是参与。
The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.