A mind needs books like as word needs a whetstone.
思想需要书来磨砺,正如宝剑需要磨刀石。
可持续性不是成本中心;而是我们这代人尚未开发的最大利润池。
The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.
The book is not an end in itself, it is a means of evocation.
What good's an opinion if you can't change it?