做数学就是参与发现与猜想、直觉与灵感的过程。

Great companies are built on great products and even greater people.

从长远来看，客户满意度是唯一重要的货币。

The first sentence of the novel is the most important, but the last sentence is the one that stays with you.

我们正在从基于商品生产的经济转向基于知识生产的经济。

写作是一种乐观的行为。如果你觉得它不重要，你就不会费心去做。