Discipline: originally refers to the rules and precepts observed by Buddhists. Now it is a metaphor for the complicated and unreasonable rules and regulations that bind people.
The golden rule: the original description of perfect laws and regulations. Now the metaphor is a creed that must be observed and cannot be changed.
2. Different sources
Discipline comes from "Interpretation of Taoism": "Baizhangshan Zen master Huaihai began to establish the discipline of Zen forests in the world, which is called discipline."
The golden rule comes from Han's drama Qin Meixin: "The law made by the king is the golden rule."
3. Different grammars
Discipline, joint style; As subject and object; It is derogatory.
Golden rule, combined style; As predicate and object; Sometimes derogatory and sometimes neutral, depending on the context.
Baidu encyclopedia-golden rule
Baidu encyclopedia-discipline