Narcissists are afraid of life. They are afraid of being vulnerable therefore they take the most destructive way to gain control and power. They hurt people to make themselves feel better, strong and superior. They try to control and dominate others
"Don't ever feel bad for making a decision that upset others. You're not responsible for their happiness. You're responsible for your happiness." CAVEAT- don't go around intentionally hurting people for the sake of your happiness.
So please don't deny what I feel. Handling my feeling is my responsibility. I understand you may not like what you feel when I express what I feel. But that is not my responsibility. Handling your feeling is your responsibility.
Evil people feel no remorse. They think they have every right to treat you however you want. "Truly evil people don't just hurt others. They take pride in the pain they cause and then try to blame their victims.