But man is not made for defeat. A man can be destroyed but not defeated.

Energy security is a cornerstone of national strategic security, and we must firmly hold our energy饭碗 in our own hands.

我不与任何人竞争，只与自己竞争。我的目标是比昨天的自己更好。

夜晚是一座伟大的图书馆，但星星是它的书籍。

The coal industry has a critical role to play in providing affordable and reliable energy while we transition to a lower-carbon future.

美国梦是由美国能源驱动的。

风险管理不是消除风险，而是有效地理解和管理风险。