1, peace of mind, don't think with any subjective prejudice and prejudice, think in connection and development, and grasp the essence of things through their phenomena. But this is not enough for you to see the objective essence clearly, and you need some knowledge, which requires reading, processing knowledge through human brain, getting a deeper understanding from the outside to the inside, and realizing a leap.

2. For a lot of knowledge, it is only considered right at present, which is the essence of things. May be replaced by development. If you are not a major in this field, it is not easy to think too deeply.

3, have in-depth observation and thinking about things, rich life experience, extensive knowledge, a little talent and luck.

For China people, they are born with a keen talent, and it is easy to observe other people's hearts, which requires you to always look at problems from other people's perspective.