幸福取决于我们自己。

The Internet is not omnipotent, but it is changing everything.

The ocean is not just a resource; it's a responsibility. We must manage it wisely for future generations.

Freedom is not the power to do what we want， but the right to do what we ought.

学问使人适合与自己为伍。

生活中唯一的限制是你为自己设定的限制。