煤炭的未来不仅仅是开采，而是我们如何负责任地将其融入不断变化的能源格局。
唯一的限制是你自己设定的限制。
人们可以非常聪明或拥有直接适用的技能，但如果他们不真正相信它，那么他们就不会真正努力工作。
煤炭一直是工业的支柱，通过创新，它可以继续发挥作用。
In the quest for understanding the cosmos, every question answered leads to a dozen more.
When you're different, sometimes you don't see the millions of people who accept you for what you are. All you notice is the person who doesn't.