?? ???? ??? a deep and multifaceted concept . ??? ???? ?? ???? ????? ??? , ????? ???? ??? significance ?????, ????? ????? ?? ???? ?? life. Within Judaism, ?? ???? ??? ???? ?????? ????? . According to many ???? represents ??? unity ?? our spiritual side . Nonetheless, there are people ??? skeptical of it. ??? ?? ??? ???????