First, different meanings:

Education refers to the cultivation of general culture and morality.

Cultivation is the transformation of mind, thought and behavior, which is manifested as a state after practice. Practice is the degree of practice, and practice is only the appearance.

Second, different ways of formation:

Education is the state of moral cultivation in behavior. It is the result of social influence, family education, school education and personal cultivation, especially the code of conduct and ethics developed in the family since childhood. Politeness refers to the expression of modesty and respect in speech acts; Education refers to the cultivation of general culture and morality.

Self-cultivation refers to people's comprehensive quality; Taoist cultivation and cultivation, etc. A sentence from Tang Luyan's "Remembering Jiangnan": "Those who learn Taoism will not delay their practice, and the scenery will be like a dream." It's what it looks like after practice

Third, the usage is different:

"Educated" is often used by elders to describe the younger generation or children. For example, "X's children are very cultured" and vice versa.

"Self-cultivation" can be used to describe both the younger generation and the younger generation, but it is generally not used in children. For example, "X's children are very cultured" is wrong.