There are a lot of reasons why your self-esteem may drop. Some people may have tense relationships with their parents while others may not be satisfied with their appearance. It is important to understand that low self-esteem can significantly affect your social and personal life
Have you ever felt that tiny bit of joy when your peer does not get the promotion they much deserved? Your Ex who is now married to someone they felt was better than you, are having relationship problems, that definitely makes you happy.