—— 请按键盘 空白键 开始游戏 ——

The aim of education should be to teach us rather how to think, than what to think—rather to improve our minds, so as to enable us to think for ourselves, than to load the memory with thoughts of other men.
"It is impossible to go through life without trust: that is to be imprisoned in the worst cell of all, oneself."
The joy of chemistry is in seeing the invisible become visible.