在煤炭行业，今天的效率决定明天的存亡。

我坚信这个理论：你付出多少就会得到多少。

幸福不是一直得到你想要的，而是爱你所拥有的并为此感恩。

Profit should not come at the expense of the planet and people.

Liberty is the only thing worth fighting for.

The poverty of our century is unlike that of any other. It is not, as poverty was before, the result of natural scarcity, but of a set of priorities imposed upon the rest of the world by the rich.

义，就是利。