The seminal letter of Pope John Paul II: directive for re-development of icons in Catholic Churches.
"The last Ecumenical Council recognized by both the Catholic and Orthodox Churches is a remarkable example of collaboration between the See of Rome and a conciliar assembly. It was set in the perspective of patristic ecclesiology of communion, founded on tradition, which the Second Vatican Ecumenical Council has justly highlighted".
"The importance given by Nicaea II to the argument of tradition, and more specifically the unwritten tradition, constitutes for us Catholics as well as for our Orthodox brethren an invitation to travel again together the road of the undivided Church, and to re-examine in her light the differences between us that the centuries of separation have accentuated, in order to rediscover that for which Jesus prayed to the Father (cf. John 17, 11; 20-21), full communion in visible unity".
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