管理不是控制，而是服务。

Good can exist without evil， whereas evil cannot exist without good.

凡是能够说的，都能够说清楚；对于不可说的东西我们必须保持沉默。

The lightning that precedes the thunder is a common image of the warnings that come before calamity.

人的状况...是一种每个人对每个人的战争状况。