The most glorious moments in your life are not the so-called days of success, but rather those days when out of dejection and despair you feel rise in you a challenge to life, and the promise of future accomplishment.

The measure of our success is not just in tons extracted, but in communities uplifted.

自然界的存在与任何命题的存在是同一类型的事实。

Natural gas will play a crucial role as a bridge fuel in the transition to a lower-carbon future.