—— 请按键盘 空白键 开始游戏 ——

Law is the union of primary and secondary rules.
法律是主要规则和次要规则的结合。
I don't know what I want. I am inconsistent, non-committal, passive; I like the indefinite, the boundless; I like continual uncertainty.
Asymmetric catalysis is not just a tool, it's a way of thinking about molecular transformations.