—— 请按键盘 空白键 开始游戏 ——

可持续发展不仅仅是一个流行词,而是我们对后代的责任。
Without food, man can live at most but a few weeks; without it, all other components of social justice are meaningless.
The moment you think you've understood a character completely is the moment you've lost them.
"In every equation, there is a story waiting to be told."