How Far Am I Going to Take It?

This personis not healthy, because everything they do is meant to protect them in some way. They think that by making everyone else wrong, not taking any responsibility for anything they've done, and even being ok lying. So thers one taying is that some people can't change, and all you can do is offer the least amount of resistance as possible. Your resistance fuels their bad behavior. Resistance is just disagreement. It's pointing out how they're wrong. And it's pointing out what they can do better.