—— 请按键盘 空白键 开始游戏 ——

What is the difference between a Turing machine and the modern computer? It's the same as that between Hillary's ascent of Everest and the establishment of a Hilton hotel on its peak.
避免极端强烈的意识形态,因为它会让人们丧失理智。
The speed of innovation determines the height of development.