We all know that in order for a fire to exist, all three legs of the Fire Triangle must exist: fuel, heat and oxygen. Remove one and the fire goes out. Solomon provides a reverse type of triangle above: with a scorner present, you will experience contention, strife and reproach. Remove the scorner and you will remove the triangle of pain and frustration.
While we try to include everyone and show compassion to all, there comes a time when we need to recognize the benefits of an individual are not more valuable than the benefits of the group. While we strive to share God's message to everyone, it is obvious when a scorner doesn't believe. Nothing you can do or say will change their mind. The only solution is to walk away from the contention. Remove yourself and the strife will cease