The anarchic nature of the international system means that states must rely on self-help to ensure their survival.

为别人浪费的一天并不是为自己浪费的一天。

永远忠于自己和你的热情。

The search for a theory of everything is one of the most exciting and challenging quests in modern physics.

The ultimate goal of computer science is to create systems that are both powerful and reliable.

I'm interested in the in-between, the interrelationship between things.