?? ???? ??? a deep and multifaceted concept . ??? talks about the world beyond, ????? ???? ??? significance ?????, ????? to discover ?? ???? ?? existence . In Jewish culture , ?? ???? ??? ???? ?????? ????? . Many believe ???? is ??? ??????? ?? ???? ?????? ???? . ?? ???, , some individuals ??? ??????? ????? ???. . ??? ?? ??? ????