Be careful. The person you're attracted to may be a psychopath! Being extroverted and having stable emotions are two of the most attractive personality traits, research finds. According to Personality & Individual Differences, a research journal, extroverts are generally outgoing, self-confident and cheerful. And emotional stability is linked to being better at dealing with stress and minor frustrations.So what's the problem? Psychopaths and narcissists tend to be rated as being more extroverted and stable.What???