According to Jack Canfield, self-esteem is a verb, not a noun. It is not something we have but rather something we do. It's how we see ourselves, value ourselves and feel about ourselves.
Self-esteem is a key to being successful in all aspects of life. Check out this article for 5 Ways to Increase Self-Esteem
“You yourself, as much as anybody in the entire universe, deserve your love and affection.” ~ Buddha
Transition on Purpose