不偏之谓中，不易之谓庸。中者，天下之正道；庸者，天下之定理。
不偏不倚叫做中，不改变叫做庸。中是天下正确的道路，庸是天下不变的法则。
The scariest moment is always just before you start.
The proletariat is the universal class, the class whose radical chains are capable of bursting asunder.
有其父，必有其子。
The things we own are the things that own us.
所有行为最终都可简化为物理和化学过程。
The only thing that separates successful people from the others is hard work.