—— 请按键盘 空白键 开始游戏 ——

We don't inherit the earth from our ancestors; we borrow it from our children—this is especially true in forestry.
The boundaries of our knowledge are the frontiers of our curiosity.
如果你从未尝试过,你怎么知道是否有机会?
Tennis is a brutal sport. There are no draws. If you lose, you’re out. You have to be ready to accept that.
没有音乐,生活将是一个错误。