I: Stumbling blocks for ecumenism
1: Triumphalistic Temptations and the Sinfulness of the Church
2: Roman Catholic Recognition of Ecclesiality Outside its Boundaries: What Does It Mean?- 3: Peter De Mey (KU Leuven, Belgium), "More than an Issue of Translation: The 'defectus ordinis' in Unitatis Redintegratio 22
4: Response
II: Stumbling blocks for interfaith dialogue
5: Salvation Optimism and Its Limits: A Reading of Lumen Gentium 16
6: Nostra Aetate 2: Between Dialogue and Proclamation
7: Response: Hard Sayings: New Questions for a Pilgrim Church
III: Stumbling blocks for Church-world relations
8: Opening to the World: The 'Special Character' of the Laity
9: Downright Pelagian? Gaudium et Spes 17 and the Discussion on Who is 'in Possession' of Conscience
10: Concealing ... more than revealing": Gaudium et Spes 19 and the Sinfulness of the Church.-11: Response: A Pilgrim Church in and for the World: Eschatological Ecclesiology and the Legacy of Vatican II.