The worst heresy against the teachings of Jesus is not Atheism but loveless Christianity.
The worst denial of Christ is not a lack of theological orthodoxy but a lack of ethical compassion.
Heresy is believing that outsiders to one’s worldview are enemies to be feared instead of children of God to be loved.
Heresy is believing that unshared wealth and power are signs of God’s blessings instead of symptoms of a deeply wounded soul.
Heresy is believing you can put America first without putting the Sermon on the Mount second.