Luther writes in his Large Catechism: No greater jewel, therefore, can adorn our body and soul than baptism, for through it we become completely holy and blessed, which no other kind of life and no work on earth can acquire.

Kirsi I. Stjerna is First Lutheran, Los Angeles/Southwest California Synod Professor of Lutheran History and Theology, Pacific Lutheran Theological Seminary of California Lutheran University, Berkeley, a Core Doctoral Faculty member at Graduate Theological Union, Berkeley, and a Docent in Helsinki University, Finland. She has authored several books, including Women and the Reformation and Luther, The Bible and the Jewish People (with Brooks Schramm), and Lutheran Theology: A Grammar of Faith. She is one of three general editors of the six-volume The Annotated Luther (Fortress Press).