从长远来看，唯一可持续的竞争优势来源是你比竞争对手学得更快的能力。
The streets were dark with something more than night.
In mining, safety isn't just a priority - it's the foundation of everything we do.
教育事业是值得钦佩的，但请不时想起：并没有什么值得知道的事是能够被传授的。
Business as usual is no longer an option.
So why do I talk about the benefits of failure? Simply because failure meant a stripping away of the inessential. I stopped pretending to myself that I was anything other than what I was, and began to direct all my energy into finishing the only work that mattered to me.
The true test of civilization is not the census, nor the size of cities, nor the crops, but the kind of man that the country turns out.
