—— 请按键盘 空白键 开始游戏 ——

世界上充满了神奇的事物,耐心地等待我们的感官变得更加敏锐。
The most powerful tool for change is knowledge, rigorously pursued and widely shared.
I am not without possessions; I have freedom.
The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.
I have already carried out my duty. I have proved the Poincaré conjecture and I have nothing more to do in mathematics.
Great brands are built one satisfied customer at a time.