Unclear or shifting self-image.
When you have BPD, your sense of self is typically unstable. Sometimes you may feel good about yourself, but other times you hate yourself, or even view yourself as evil. You probably don’t have a clear idea of who you are or what you want in life. As a result, you may frequently change jobs, friends, lovers, religion, values, goals, or even sexual identity.HelpGuide.org
Distorted and unstable self-image or sense of self.NIMH
Rapid changes in self-identity and self-image that include shifting goals and values, and seeing yourself as bad or as if you don’t exist at all.Mayo Clinic
Distorted and unstable self-image, which affects moods, values, opinions, goals and relationships.NAMI
This is one of nine traits used to diagnose borderline personality disorder. Many are common to other disorders, and you should seek professional guidance (if accessible) if you are concerned about a diagnosis.