For the primary thing, our society is in the middle of a radical transitional stage where there is more competition in job markets, therefore more professional training would inevitably be prerequisite before getting into the society. teens are imperative to find their talents and interest and develop them into their keen specialties instead of wasting their valuable time in general subjects, with which most students just memorize the contents in order to take exams. Realistically speaking, most of general subjects in high school overlap those of their primary or middle school curriculum. Thus, high schools and universities do not necessarily push students to take up those unnecessary courses.