—— 请按键盘 空白键 开始游戏 ——

The theory of probabilities is at bottom nothing but common sense reduced to calculus.
Great engineering is invisible—it just works seamlessly.
研究历史就是学习时间的语法。
你无法控制谁爱你,但你可以控制你爱谁。
Leadership is about inspiring people to do things they never thought they could.