There is hope.
(See the full article online at Unexpected transformations. The following are brief excerpts).)
In the large majority of circumstances of such difficult behavior, situational factors are the predominant driving forces—not personality traits or even lack of skills.
Quite often, these situational factors are amenable to change.
Psychological research has shown that attributing difficult behavior to fixed personality traits as opposed to situational factors (the “fundamental attribution error”) is a pervasive and nearly automatic cognitive bias.