Self pity is a whore who is never satisfied. She is the heart of self centeredness. She opens a door to hell and pours all her blessings down the stairs into it. She is helpless. A cloud without rain. My testimony.
It's a vicious circle. Without self-esteem we put more strain on ourselves emotionally, which can make us ill. This Article gives us tips on Cultivating Self-Esteem. Definitely worth a read.