of working them out in detail with regard to the contemporary situation.20 Thus, our reflections have returned to their starting point. Christian faith does indeed involve a praxis on the part of faith; orthodoxy without orthopraxy fails to reach the core of the Christian reality, namely, love proceeding from grace. This also implies that Christian praxis is nourished by the core of Christian faith, that is, the grace that appeared in Christ and that is appropriated in the sacrament of the Church.