The best leaders are those who listen more than they speak, and act with both vision and humility.

如果你能巧妙地走多学科道路，你将永远不会希望回到过去。这就像砍掉自己的双手。

States are inherently aggressive and expansionist because they exist in an anarchic international system where there is no higher authority to keep them in check.

生活是一件非常稀有的事情。