忠于自己，永远不要让别人的话分散你对目标的注意力。
The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.
豁出去了，干吧！
The universe is a vast and mysterious place, and we are only beginning to understand its complexities.
The best leaders are those who listen more than they speak, and act with integrity.