Sustainability must be at the core of every decision we make in the coal industry.

I don’t let negativity affect me, I let it motivate me.

Investors should focus on the long-term and not be distracted by short-term market movements.

哲学，就我对这个词的理解来说，乃是某种介乎神学与科学之间的东西。

In English every word can be verbed. Would that it were so in our programming languages.

当你质疑别人都接受的假设时，真正的创新才会发生。