Whether great contribution to a certain field do not account significantly by their educational requirement, but it still affect millions of foci on the university problems. The slogan which always take us to gate of university even the majority of  students never consider whether or not should they keep staying or simply quit the student life. This is not to say of course that there shouldn't be requirement, but they should be considering more with the importance of the university.
The true thing is almost  all the high school students will choose to go to university, because  there is several key facter for going to university. A quick reflection on a typical day reveals our society accept educational degree as a main facter to choose new employee. The graduate student follow the most powerful weapon to get their future job. In fact, merely a diploma is far more enough not only they are needed at a top achool, but also need to accompany a great GPA score. With the increasing demand for all above, university bacome extremly popular for all the students.
In contrast to the statement, we can even see university cannot testify all the student learn what is necessary or even suitable. Consider how the university divide student into different department, sometime is not so logical for the student, because they only offer their score and dreaming major, the final decision is made by school. So the worse consequence happen is they cannot take the major they really want. And besides this, there are so many excellent person successed without high certification or sometime without any certification.