Sustainability isn't an option—it's a responsibility we owe to future generations.

石油行业的挑战是创新和增长的机遇。

I went to the woods because I wanted to live deliberately. I wanted to live deep and suck out all the marrow of life. To put to rout all that was not life. And not, when I had come to die, discover that I had not lived.

The future of coal lies in clean and efficient utilization.

什么是对立的结合，也是对立的分离。

"The biggest victories come after the toughest battles."