—— 请按键盘 空白键 开始游戏 ——

The more determinedly I exist, as myself, within the conditions of the time, the more clearly I shall hear the language of the past, the nearer I shall feel the breath of universal history.
The capacity of the human mind for forming and manipulating symbols is what sets us apart from other animals.
The Langlands program is a challenge to the boundaries of mathematical knowledge.
过去是一个异国他乡;他们做事的方式不同。