解决问题最简单的方法是否认它的存在。
The easiest way to solve a problem is to deny it exists.
相信一个人不仅仅是个人,这是多么危险的想法。
全球金融危机是现代历史上最严重的危机,需要采取非同寻常的应对措施。
A proof is a device for convincing someone else that a mathematical statement is true.