The true measure of our success isn't in tons extracted, but in lives impacted.
我们成功的真正标准不在于开采了多少吨，而在于影响了多少人的生活。
幸福不是没有问题，而是有能力处理问题。
Never stop learning, because the world never stops changing.
Energy independence is not just a goal; it's a necessity for national security.
"In literature, as in love, we are astonished at what is chosen by others."
"To understand the future, one must first understand the past."