On the occasion of the meeting o f Pope John Paul I I with Dimitrios I, Patriarch of Constantinople — which took place in Rome at the end of last year — when they prayed together the Apostles’ Creed without »Filioqu e«, the author speaks about the fellowship (unity) of Divine Persons and their mutual relations. From the historical point o f view he explains different attitudes o f the western and eastern theologians about economy o f salvation and the doctrine and interpretation of the procession of the Holy Ghost. Speaking from the theologic standpoint, he thinks that in expressions of the Greek oriental Church as w ell as of the Occidental Church there is no essential difference. The author is aware o f the fact that God is in Himself Mys...