During these Lenten Sunday mornings we have been thinking together about some of the things which Jesus shared with his disciples on the last night of his earthly life. These teachings of our Lord are recorded for us in chapters 13 through 17 of John’s Gospel. If you will read these chapters carefully, you will find they contain everything that is most precious in our Christian heritage - every gift, every promise, every commandment, every warning, every spiritual resource that the living Christ gives to those who love him. These words spoken in that Upper Room that night have not only changed the course of history. They have changed millions of lives as well. They can also change your life. His words can turn darkness into light, our failures into victories, our frustrations into possibil…