He who is not contented with what he has，would not be contented with what he would like to have.

The progress of science relies not only on individual wisdom but also on collective cooperation and effort.

我从很早以前就决定，要无条件地接受人生。我从来不期待生活给与我任何特别的东西，但我所成就的似乎总比我原来希望的多得多。大多数时候我并没有去寻求，它自己就来到了我身边。

我认为这很少是关于你在课堂上学到的东西——它主要是关于你问自己的问题。