We are here to add what we can you to life，not to get what we can from it.
我们来到世上是为了尽自己所能给生活增加一些东西，而不是为了从生活中获取我们所能得到的一切。
The mind once enlightened cannot again become dark.
质量本身不是目的；它是达到目的的手段。
To write is to rewrite, and to rewrite is to understand.
漂亮的脸孔是给别人看的，而有智慧的头脑才是给自己利用的。
如果有人嘲笑您的想法，请将其视为潜在成功的标志！
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.