地质时间不仅漫长，而且复杂，过程以截然不同的速率运行。

We don't have to try so hard.

"In the realm of science, every question answered leads to a dozen more waiting to be explored."

The future of coal lies in clean and efficient utilization.

"In real estate, you make your money when you buy, not when you sell."

Sometimes you have to lose yourself before you can find yourself.

To understand humanity, we must first understand our origins.

只有更好的人才能创造更美好的世界。