安全不是一个部门——它是一种从最高层开始的文化。

The true value of a tree isn't in its board feet, but in its roots and reach.

"Memory is a strange thing, it doesn't work like a camera or a tape recorder, it reconstructs things, it edits the past with the scissors of the present."

没有斗争就没有权利。

The essence of mathematics lies in its ability to reveal hidden patterns and structures in the universe.