[I]n order to guard faithfully the fullness of the Christian tradition and to bring to fulfilment the reconciliation of Eastern and Western Christians, it is of the greatest importance to preserve and support the rich patrimony of the Eastern Churches. This regards not only their liturgical and spiritual traditions, but also their canonical disciplines, sanctioned as they are by the Fathers and by Councils, which regulate the lives of these Churches (cf. 15-16).
I believe that it is important to reaffirm respect for this principle as an essential condition, accepted by both, for the restoration of full communion, which does not signify the submission of one to the other, or assimilation. Rather, it means welcoming all the gifts that God has given to each, thus demonstrating to the entire world the great mystery of salvation accomplished by Christ the Lord through the Holy Spirit. I want to assure each one of you here that, to reach the desired goal of full unity, the Catholic Church does not intend to impose any conditions except that of the shared profession of faith. Further, I would add that we are ready to seek together, in light of Scriptural teaching and the experience of the first millennium, the ways in which we can guarantee the needed unity of the Church in the present circumstances. The one thing that the Catholic Church desires, and that I seek as Bishop of Rome, “the Church which presides in charity”, is communion with the Orthodox Churches.
And today we celebrate...