????????: ???? ??? ?? ??????? ???? ???? ???? ???? ??? ???? ???? ???? ? ??????? ???? ?????? ??? ??? ????? ????? ??????? ??? ??????? " ???????? ???? ?????? ??? ?? ?????? ? ???? ?????? "My concentrate is on another thing now. This guide is ok but I don't propose it any more but other textbooks rather...The Story of Results Outliers by Malcolm Gladwell