One way of looking at speech is to say that it is a constant stratagem to cover nakedness.

有趣的是，对于白人孩子来说，做黑人很酷，直到做黑人变得很难。

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

不去尝试办不到的事情, 不去追求得不到的东西, 不居于不能持久的地位, 不推行不可重复的政策。