—— 请按键盘 空白键 开始游戏 ——

I'm the reason your hopes won't rise.
The greatest theorems often arise from questioning the obvious.
A miner’s helmet doesn’t just protect the head—it symbolizes the dignity of hard work.
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.