—— 请按键盘 空白键 开始游戏 ——

城市是一个共享的房子,我们都是它的建筑师。
The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.
The beauty of mathematics lies not in its complexity but in its simplicity and the way it reveals hidden truths.