First, this school was summed up by teachers from leading academic schools in China. It is said that academic authority is unrepeatable and incomparable, so this knowledge is very important, because Tsinghua is the origin of research and scholarship and the base of science. Therefore, it is normal for such schools to appear.

Secondly, according to the video, we can know that a person's experience and development play a very important role in this person's professional understanding, and understanding the world outlook and outlook on life is very important.

Third, as a scientific research institution, the research in this field is also complete.

Fourth, whether a person is happy or not depends on his outlook on life. The sublimation of the world outlook is summed up through his study, life and related social experiences. For example, a person living in a big city and living in a rural area has different world outlook and outlook on life, and the purpose of learning is different, which leads to different development plans.

Fifth, at the same time, a person's happiness and his personal happiness index have different requirements for happiness. Pursuing something unrealistic is bound to be painful, but pain may not be happy.

Sixth, I wish you a smooth job, a developed career, a healthy life and a happy family.