—— 请按键盘 空白键 开始游戏 ——

Reality is a question of perspective; the further you get from the past, the more concrete and plausible it seems—but as you approach the present, it inevitably seems more and more incredible.
The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
Freedom is not the power to do what we want, but the right to do what we ought.
I believe in the power of storytelling to change the world.
数学是一项协作的努力。没有人可以单独完成。