—— 请按键盘 空白键 开始游戏 ——

The past beats inside me like a second heart.
The mind is a system of organs of computation, designed by natural selection to solve the kinds of problems our ancestors faced in their foraging way of life.
When you have a good research design, the data can speak for itself.
The essence of mathematics lies in its freedom.
我不喜欢赌博,但如果有一件事我愿意赌,那就是我自己。
Model checking is a powerful tool for verifying the correctness of hardware and software systems.