???? ????? ? ?????? ?? ????? ??????? ????????? ???????? ????? ????? ???????? - ??? ????? ??? ??? ???? ????? ??? ???? ???? ?? ??????.? ?????? ??? ????? Boost servant leadership by integrating rational reasoning for better conclusion-generating and group aid.???? ?????? ?????? ????? ?? ????? ??? ?????? ?? ???? ???? ???? ????? ?????? ?????? ?????? ???