First, we must confess that God wills all men to be saved and to come to the knowledge of truth. Secondly, there can be no doubt that all who actually come to the knowledge of the truth and to salvation, do so not in virtue of their own merits but of the efficacious help of divine grace. Thirdly, we must admit that human understanding is unable to fathom the depths of God’s judgments”

The Place of Blessed Augustine in the Orthodox Church
Fr. Seraphim Rose