—— 请按键盘 空白键 开始游戏 ——

Intelligence is the ability to adapt to change.
If we want to protect forests, we must first understand them.
The most profound discoveries in mathematics often come from questioning the most basic assumptions.
The best illustrations are those that leave room for the reader's imagination.
就好像让人伏在剑刃上,而期望他能长寿一样。