Coal is not just a commodity, it's a commitment to America's future.
煤炭不仅仅是一种商品，它是对美国未来的承诺。
Safety isn't just a policy - it's a culture that must permeate every level of our organization.
The best leaders are those who empower others to lead.
讲述完全真相的方法只有两种：匿名或者死后。