—— 请按键盘 空白键 开始游戏 ——

现代林业必须平衡三个轴心:生态、经济和道德。
我不是说唱歌手,我是一个导演的传奇。
To love is to lose, and yet we love anyway.
It is easier to fight for one's principles than to live up to them.
To write is to make the invisible visible.
数学的本质不是使简单的事情复杂化,而是使复杂的事情简单化。