The jerk that gives you the finger after cutting you off on the highway thinks what they are doing is righteous.
It doesn’t make it right. But understanding the judge the motivation of the action, rather than the action itself, makes it much easier to react in calm, collected fashion.
Something I’ve been working on for some time now. Years ago if the above happened to me my temperature would rise and I would feel my pulse in my forehead.
Now, more often than not, I just shrug my shoulders and move one.