—— 请按键盘 空白键 开始游戏 ——

The web is more a social creation than a technical one. I designed it for a social effect—to help people work together—and not as a technical toy.
A proof tells us where to concentrate our doubts.
追求知识是一生的旅程,而发现的喜悦是其最大的回报。
The soul is a traveler, and the body is its suitcase.