Scientifically speaking, every individual have the same number of brain cells, but the extent to which we utilize and put these cells to work is what matters. No one is born exceptionally brilliant, it is the collective work done on their part that made them stand out academically more than others.
It is the utmost desire of every student to come out with an outstanding result from the university. A lot of young folks came into the school with a very promising academic future and prospects. One thing you must know is that the university system is quite different from your secondary school settings. A freshman may experience some certain things like absence of assembly queues, all information and updates are pasted on the notice boards, free movement with little or no supervision etc.
