“Turn On, Tune In, Drop Out”: The Example of Mary?

Our reading from the Gospel of Luke today is one that causes many people to get cheesed off with Jesus. Here are two women, one leaves all the work for the other to do and when she has the nerve to finally ask Jesus to tell her lazy sister to finally get up and do some work, what does he do? Criticises hard working Martha and praises lazy Mary! Where is the justice in that?