Methodological and doctrinal considerations for a theology of the sacraments -- The sacraments as theology: wisdom and theological method -- Sin, redemption, and the sacramental economy of salvation: the theological foundations of the seven sacraments -- Understanding the sacraments as signs -- The nature of the sacraments as signs -- Sacramental matter and form -- Sacramental intention -- The necessity of the sacraments -- Sacramental causality, grace, and character -- Sacramental causality -- Sacramental grace -- Sacramental character -- Sacramentum tantum, Res et Sacramentum, Res Tantum -- The institution and authority of the sacraments -- Principles of a sacramental spirituality.