You can tell more about a person by what he says about others than you can by what others say about him.  
政治理论的研究不应局限于西方;我们需要探索非西方传统中丰富的政治思想。
科学不仅仅是关于发现,而是关于理解我们所发现的东西的含义。
正义意味着关心自己的事情,而不是干预别人的事务。
It's easier to ask forgiveness than it is to get permission.