As Agnes Bojaxhiu left her home in Albania to join the missionary Loreto Sisters in Ireland, she began a journey which would make her one of the most famous women of the twentieth century. Jim Gallagher recounts her life of openness to God and of service to those whom the world considered worthless. From her care for the dying in the streets of Calcutta to her defence of the unborn in the West, her life shows the power of true holiness and heroic Christian witness.