—— 请按键盘 空白键 开始游戏 ——

The joy of solving a mathematical problem is unparalleled; it is a moment of pure intellectual triumph.
[物理学是]一种良好的思考框架。将事物归结为他们的基本真理,然后从那里推理出来。
The world is given to me only once, not one existing and one perceived.