自守形式的研究不仅是一个技术课题，也是一个哲学课题。
Gather ye rosebuds while ye may. Old Time is still a-flying. And this same flower that smiles today, tomorrow will be dying.
These walls are really interesting. At first you hate it, then you get used to it. After a considerable period of time, you will depend on it.
谷子成熟了才能收获，果子熟了才能剥开皮。比喻凡事不可急于求成。
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.