举世誉之而不加劝，举世非之而不加沮；定乎内外之分，辩乎荣辱之境。
全世界称誉也不会因而受到激励，全世界反对也不会因之感到沮丧；外界扰乱不了他平静的内心，他已经认清自我与外物的分别，辨明了荣与辱的不同境界。
Every life contains its own mysteries, and the biographer must respect the unknowable.
In the end, the goal of computer science is not just to build faster machines, but to deepen our understanding of the universe.
The greatest glory in living lies not in never falling, but in rising every time we fall.
我对那些人们认为不能用于永久结构的脆弱材料感兴趣。