痛苦是一扇门，通向比它本身更伟大的东西。

长江后浪推动前浪，世上新人层出不穷。

There are tracts in my life that are bare and silent. They are the open spaces where my busy days had their light and air.

In the end, all we have are words.

心智首先是生存的工具，然后才是思考的工具。

安全的基本原则是尽量减少你对其他组件的信任。