—— 请按键盘 空白键 开始游戏 ——

Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.
森林面临的最大威胁不是砍伐,而是漠不关心。
Sustainability isn't just a buzzword—it's the foundation of our industry's future.
人生は、自分で選んだ道を歩くことだ。