—— 请按键盘 空白键 开始游戏 ——

The true power of mathematics lies in its ability to reveal the hidden patterns and structures that govern the universe.
过去从未死去;在我们写下它之前,它甚至不算过去。
The future of paper is not about replacing digital; it's about coexisting and enhancing each other.
Success is not about how much money you make, it's about the difference you make in people's lives.