They are just as bad as their own Donatists.

Did not the Council of Nice settle that the Metropolitan of Alexandria should have authority over Libya and Pentapolis, according to the ancient custom ?' 'Of course he ought,' said Philammon, jealous for the honour of his own patriarchate.
'And the patriarchs of Rome and Constantinople are jealous of our patriarch.' 'Of Cyril ?' 'Of course, because he won't be at their beck and nod, and let them be lords and masters of Africa.' 'But surely these things can be settled by councils ?' 'Councils?
Wait till you have been at one.

The blessed Abbot Isidore used to say, that if he ever was a bishop--which he never will be--he is far too honest for that--he would never go near one of them; for he never had seen one which did not call out every evil passion in men's hearts, and leave the question more confounded with words than they found it, even if the whole matter was not settled beforehand by some chamberlain, or eunuch, or cook sent from court, as if he were an anointed vessel of the Spirit, to settle the dogmas of the Holy Catholic Church.' 'Cook ?' 'Why, Valens sent his chief cook to stop Basil of Caesarea from opposing the Court doctrine....

I tell you, the great battle in these cases is to get votes from courts, or to get to court yourself.

When I was young, the Council of Antioch had to make a law to keep bishops from running off to Constantinople to intrigue, under pretence of pleading the cause of the orphan and widow.