—— 请按键盘 空白键 开始游戏 ——

应对一个不自由的世界的唯一方法,就是变得绝对自由,以至于你的存在本身就是一种反抗。
The beauty of mathematics is that it allows us to explore the universe without ever leaving our chairs.
If you don't fail, you're not innovating enough.