安全的基本原则是尽量减少你对其他组件的信任。
The only limits in life are the ones you make.
The truth is not always probable, or likely.
America has no permanent friends or enemies, only interests.
Light is the great revealer of form.
确实需要一些勇气来承担如此影响深远的工作。
The one element which is of first importance in scientific management is the task idea.