一个公司的强大程度取决于它对社区的承诺。

"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."

不要担心你在数学上遇到的困难；我敢保证我遇到的困难比你还大得多。

The psychologist must avoid all forms of mental chemistry.

今时今日我们真的所有东西都与美国的一模一样，当然，除了语言之外。