Name calling and demonizing those with whom you disagree have been around for a long time. Jesus was called a drunkard and a glutton by those who opposed him. The same people said of John the Baptist that he had a demon. (Luke 7:33-34) Jesus was accused of being in cahoots with the devil. (Luke 11:14-23)
This is another place where the kingdom of this world and the Kingdom of God are in sharp contrast. Unfortunately, the sharp contrast is not always evident among those who claim citizenship in the Kingdom of God. The sinful behavior of God’s people never changes the nature of the Kingdom of God or the clear instructions He has given for those who are citizens of it.
The Sermon on the Mount gives us the clearest description of the expectations of a citizen of the Kingdom of God. In it, Jesus gives us guidance on how to engage those with whom we disagree and those who would stand in opposition or even be hostile toward us.
First, Jesus warns against dehumanizing people.