“What that means is kind of a really good news piece, that the key to success is self-efficacy, which is different from self-esteem. Self-control and hard work, that’s beneficial. Perspective-taking, something that narcissists don’t do very well, to take someone else’s perspective, to think about what it’s like to walk around in their shoes, is so useful for getting along with people, whether that’s at work or in your relationships.