What is the difference between narcissism and high self-esteem? Can being narcissistic have a positive effect?

Quiz:

https://openpsychometrics.org/tests/NPI/

Resources:

https://www.psychologytoday.com/us/blog/communication-success/201908/difference-between-narcissist-vs-narcissistic-behavior

https://www.psychologytoday.com/us/blog/hide-and-seek/201510/self-confidence-versus-self-esteem

https://www.verywellmind.com/how-does-beauty-affect-an-adolescents-self-esteem-1066754