—— 请按键盘 空白键 开始游戏 ——

The boundary between physics and mathematics is not as clear-cut as we might think.
物理学和数学之间的界限并不像我们想象的那么清晰。
The people who live in a golden age usually go around complaining how yellow everything looks.
The structure of the international system, not the intentions of individual states, is the primary determinant of state behavior.
Seeing comes before words. The child looks and recognizes before it can speak.
当你拒绝你一无所知的东西时,这是最高形式的无知。