The unstated assumption here is that working hard in college actually pays off for a student later in life. Many college graduates end up doing work unrelated

The unstated assumption here is that working hard in college actually pays off for a student later in life. Many college graduates end up doing work unrelated to their majors. Even those who do work related to their majors are required to take classes in things they don't need to know. And many college professors give assignments that take a lot of time without providing students much benefit.