—— 请按键盘 空白键 开始游戏 ——

If you ask an economist what’s driven economic growth, it’s been major advances in things that mattered – the mechanization of farming, mass manufacturing, things like that. The problem is, our society is not organized around doing that.
Collaboration in mathematics can lead to discoveries that no single mind could achieve alone.
The only way to truly understand something is to do it yourself.
The beauty of the world lies in the diversity of its people.