The wild is a place of beauty. To survive, you have to appreciate it.

数学的本质在于其自由性。

Energy security is a crucial part of national strategic security, and we must firmly keep it in our own hands.

我所获得的丰富来自大自然，那是我灵感的源泉。

网络是我们用来创造一个更平等社会的最有力工具。

唯一你应该低头看人的时候，就是你在帮助他们站起来的时候。