真相很少是纯粹的，也从来不简单。
The truth is rarely pure and never simple.
Good and great are seldom in the same man.
Don't push me cause I'm close to the edge, I'm trying not to lose my head.
"The dead are invisible, they are not absent."
可持续性不是一种趋势，而是我们对后代的责任。
The more I write, the more I disappear.
Life can only be understood backwards; but it must be lived forwards.
一个好老师必须能够设身处地为那些觉得学习困难的人着想。
倘若一个人对一朵花情有独钟，而那花在浩瀚的星河中，是独一无二的，那么，他只要仰望繁星点点，就心满意足了。