The only thing that matters is what you believe in yourself.
煤炭开采的创新不仅仅是关于开采,而是更智能、更安全、更尊重环境地开采。
我在这里是为了长期建设一些东西。其他任何事情都是分心。
诚信采矿意味着为子孙后代留下积极的遗产。
The worth of a state, in the long run, is the worth of the individuals composing it.