There is a popular question on the Internet: Do you support colleges and universities using the Myers-Briggs Type Indicator (MBTI) personality test to allocate dormitories? Of course, this is just a small microcosm of the controversy surrounding the MBTI personality test in reality, and discussions about it have remained high. The past and present life of MBTI 　　The difference between E and I people who are very popular in society today comes from the MBTI personality test. There is a simple way to distinguish between E person and I person – E person: How can you recognize them without speaking? Person I: How can I talk if I don’t know…