The human being is always more than what he has done; he is also what he can do.
安全不仅仅是一项政策,而是我们矿山每天必须践行的一种文化。
二十世纪的恐怖在于每个新事件的规模之大与其反响之微弱。
I think it's very important to have a feedback loop, where you're constantly thinking about what you've done and how you could be doing it better.