The joy of solving a mathematical problem is unparalleled; it is a moment of pure intellectual triumph.

The energy industry must adapt to remain relevant in a low-carbon future.

The desert teaches you the value of water, and exile teaches you the value of home.

无论你注定要做什么，现在就做。条件总是不可能的。

板块构造理论是地质学的统一理论。