—— 请按键盘 空白键 开始游戏 ——

The universe is not only stranger than we imagine, it is stranger than we can imagine.
可持续性不是一种选择;它是负责任农业的唯一前进道路。
Never say never, because limits are just illusions.
The most important thing in mathematics is to understand the concepts, not just to memorize formulas.
Melody is the essence of music.
海洋不仅仅是一种资源——在利用其潜力的同时,保护它是我们的责任。