—— 请按键盘 空白键 开始游戏 ——

"Books are the keys to unlocking our empathy."
It is remarkable that a science which began with the consideration of games of chance should have become the most important object of human knowledge.
可持续发展不是一种选择;它是我们对后代的责任。
The sociological imagination is the most fruitful form of self-consciousness.