最终，我们只会后悔没有抓住的机会。

If at first the idea is not absurd, then there will be no hope for it.

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

"The universe is a pretty big place. If it's just us, seems like an awful waste of space."

只有向后看才能理解生活；但要生活好，则必须向前看。

生活得最有意义的人，并不就是年岁活得最大的人，而是生活最有感受的人。