画龙点睛（结构化分析工具，了解或学一件事情的方法）
- 眼：事情的中心，做这事情的目的，引出“是什么”
- 骨架：分主脊梁骨架（浅层原因）和副支撑骨架（深层原因），一般从“是什么”到“怎么样”，通常怎么做有深入浅出的浅层使用，和深层原理，由深层原理引出“为什么”这种不可取代性，再回扣“是什么”这个主题，创建议论
- 筋血肉：在论证“为什么”时候添加客观事实，例子，名言警句，数据
- 上到大事，下到小事，都可以用这个分析。
dragon condition: (structure and destructure tool for learning or something)
what: the point of this thing, mostly it is the purpose and leads to "how"
how: It is the architecture of the process, and usually it separated into the surface problem and deep problem. Commonly from "what" to "how", it shows simply how to do it and step by step show that essence. It deeply explains "this way" is how unique and correspond to "what".
why: provide reasons for every single step of "how" by examples, famous sentences, and statistics, etc.
No matter how to scale it is, you can use this way to analyze everything.