"I am not a writer, I am a word."

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

I'm always looking for new challenges, new ways to push myself creatively.

所谓现实只不过是一个错觉，虽然这个错觉非常持久。

The pursuit of mathematical truth is a deeply personal and profoundly universal endeavor.

我宁愿毁灭世界也不愿划伤自己的手指。