Referencing a biblical curse on heretics, Williams said, "There is no threat of being cast into outer darkness — existing relationships will not be destroyed that easily."
Still, he foresees a future "not in apocalyptic terms of schism and excommunication, but plainly as what they are: "two styles of being Anglican" pursuing their mission "with greater integrity and consistency," even as they work out issues.
Williams has pushed for several years for a "covenant" clarifying that membership in the Communion is for those churches that are "theologically coherent" and agree on how they'll work together, rather than "a loose federation of local bodies with a cultural history in common."
Quotes taken from here.
Wonder how many Anglicans have read the Christ's message to the angel of the church in Thyatira (Rev 2:19-29) where he condemns that church for their toleration (v. 20) of those whose teaching leads his servants into sexual immorality and participation with idolatry?
Christ not only speaks of judgment for those who after some time fail to repent, but calls for believers to hold on to the teaching they possess from the Scripture.