我不是榜样，我是自由的灵魂。

Over the centuries the Indians developed sign language for communicating phenomena of interest. Programmers from different tribes (FORTRAN, LISP, ALGOL, SNOBOL, etc.) could use one that doesn't require them to carry a blackboard on their ponies.

Nothing can stop the man with the right mental attitude from achieving his goal; nothing on earth can help the man with the wrong mental attitude.

  知识和人类力量是同义词。

复杂性和矛盾不是要解决的问题，而是有待探索的机会。

光线不断变化，每分钟都在改变事物的氛围和美感。

它们不是纪念碑，而是脚印。纪念碑只会说'至少我到了这里'，而脚印会说'这是我再次移动时所在的地方'。