死亡不是终点,而是一种状态的改变。
The only secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards.
理解是所有智慧的基础。
教育是保护的基础——人们保护他们所理解的东西。
When power is scarce, a little of it is tempting.