(2) Because this is the purpose of education, I assume.
(1) This is the end result as parents we anticipated
(4) Just personal preference, for children which are suitable to take on more academic challenge
(5) This is more luck than a school can promise every teachers are loving and caring
(3)
As for point 3, the importance place on experience but not winning/ losing. They have plenty of opportunities to join all sorts of competition but no one is to be looked down if they didn't win.