What is a Heresy?

You can guess it's not a good thing. But what is it exactly? A brief intro to heresy, with a speedy glimpse of arianism, nestorianism, montanism, and iconoclasm. Don't do heresy.

Links:
"Heart of Orthodoxy" a quick insight into heresy/truth by the late Fr Peter Gillquist:    • What is the Heart of the Orthodox Fai...  
Just in general the whole channel is full of stuff:    / protectingveil  
Orthodoxy & Heterdoxy book by Fr Andrew Damick: https://orthodoxchristianebooks.com/o...
"Icons of Heresy" - a visual (and thus handy) explanation of a bunch of famous heresies:    • Icons of Heresy (Pencils & Prayer Ropes)  
Jonathan Pageau, on when your views conflict with the Church's teaching:    • Holding Beliefs at Odds with the Chur...  

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