It is not life threatening.
It is not abusive.
But it can mess up your social and professional life and even destroy your chances of success.
Arrogance might be a character trait that disconnects you from you partner or children.
It could destroy your chances of professional success.
What is it exactly?
Being arrogant or bragging.
It is a form of lying or not giving the full truth.
You might exaggerate the facts or your abilities.
You might hide certain facts and only highlight the positives.
It makes you look and feel unreal.
It is a form of superiorism that I defined earlier.