Coal has been the backbone of industrial progress, but its future must balance economic needs with environmental responsibility.

每一本书都是对文字变革力量的一次信仰行为。

Sustainability is not just a buzzword, it's a commitment to future generations.

大自然是一位了不起的老师，只要我们耐心观察，她就会向我们揭示她的秘密。

"Technology is the knack of so arranging the world that we don’t have to experience it."

"War is a dark thing, but sometimes it is the only light we have."