Why do some people believe that wrong interpretations of horoscopes can bring bad karma to astrologers?

How can you tell if someone is using you to regulate their emotions, and what steps can you take to set healthy boundaries?
What are the differences between communal and malignant narcissists, and how can you identify which type you're dealing with?
What challenges did Elon Musk face as a teenager with extraordinary talents, and how did he overcome them?