—— 请按键盘 空白键 开始游戏 ——

The only limit to our realization of tomorrow will be our doubts of today.
The joy of discovery is what keeps me motivated after all these years.
The more you look, the more you see.
我认为在数学中,也许在生活中,你必须愿意让自己有点迷失。
The rise of China represents the most significant challenge to the liberal international order since its inception.