here the pope considers the contemporary realities of family life, acknowledging the unique challenges faced at the present time, including phenomena like migration, lack of housing, inattention to persons with disabilities, lack of respect for the elderly, and "the ideological denial of differences between the sexes." he concludes that only by adopting a point of view of realism can we avoid an abstract and artificial notion of marriage which has little to do with the lived experiences of families in today's world.