—— 请按键盘 空白键 开始游戏 ——

The most important tool in chemistry is not the flask or the spectrometer—it's the imagination.
"Language is not just a tool for communication; it is a bridge to the soul."
有时最重要的实验是那些失败的实验,因为它们教会我们什么是行不通的。
The tree of liberty must be refreshed from time to time with the blood of patriots and tyrants.