States are rational actors that seek to maximize their relative power in order to ensure their survival in a competitive international system.

I'm always looking for ways to improve, even when I'm at the top.

The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes.

生命太短暂，不能浪费时间恨任何人。

最简单的词语往往承载最重的分量。

成功的关键在于始终走在行业的前沿。

Music helps me find my way and also lose it.