Even a cursory investigation of art through the ages that contains images of Mary and Martha will uncover a common thread. Invariably, Mary and Martha are snarling at one another, having been forever pitted against one another by the Gospel of Luke.
It is hard for average people to muster the kind of confidence that Jesus expresses in his three-part lesson on prayer. Your kingdom come: The kingdom seems light years away. Give us each day our daily bread: People die of hunger all the time, even in affluent countries. Forgive us our sins: Forgiveness is the exception, certainly not the rule.