最重要的思想是那些让我们以新的、更高效的方式利用现有资源的想法。
If you're horrible to me, I'm going to write a song about it.
你经历得越多,学到的就越多,学到的越多,你就会变得越好。
The true measure of a mining company isn't its stock price, but its stewardship.