The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.

最好的歌曲来自于真实的情感和经历。

Every mathematical theorem is a story waiting to be told, a mystery waiting to be unraveled.

The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome of the process of modernization.

A poet is a little god.