The heresy of Arianism is the notion that Jesus Christ is not equal to God the Father by nature; instead, Jesus is God's first creation.

if not ignorant of God's Word, or a false convert, the notion of being "saved" and earmarked for heaven but still allowed to live in sin...

Heresy is any belief or practice that explicitly undermines the gospel and can easily be proven false through scripture alone.

Lessons on faith were learned from an afternoon in a fighting arena.

I grew up in a Christian home with a single parent. I was taught at an early age that I needed to be saved to go to Heaven.