Why do narcissists struggle with emotions and empathy, even if they seem smart in other areas like work or education?

Why most twin flames are caught in the anxious- avoidant dismissive attachment styles? Why does this seem to be a pattern in almost twin flames?
If Trump manages to settle issues on Iran, with crude oil prices under control, deports the criminal immigrants, reverses inflation, and spurs the DOW to new heights what happens to the rabid “I hate all things Trump” Schumerites?