上网应该是一种权利，而不是特权。

"The desert teaches patience, silence, and the value of small things."

Science is not just about discovery, it's about solving real-world problems.

Never underestimate the power of small, consistent improvements.

The spread of liberal democracy and the integration of the world economy have created a new global order.

The world is like a chessboard， whereon we may see a living knight， but we cannot see a living chess.

痛苦是暂时的，但放弃是永远的。