I'm not a person who likes to be second.
The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.
言语的力量在于它们唤起情感的能力。
每一次实验,即使失败,也会教会我们一些宝贵的东西。
In computer science, we stand on each other's shoulders.