书籍是最安静、最恒久的朋友；它们是最易接近、最明智的顾问，也是最耐心的老师。

We must remember that in nature there are neither rewards nor punishments—there are consequences.

I don’t let failure define me, I let it refine me.

取得成功的秘诀就是开始行动。

知足者最富有，因为知足是自然的财富。