Self-esteem is one of the most fundamental dimensions of our personality that we are not always aware. Self-esteem is vital to our psychological balance and affects our performance in all activities. Pillars of self-esteem are: self-confidence, self-concept, love and is in a relationship of interdependence. In the formation of self-esteem are four sources of signification judgments, so four sources of self-esteem: parents, teachers, classmates and friends. Importance of these sources to enhance their self-esteem varies depending on their age. Self-esteem is not a psychological trait once and for all; it can signifantly change after major life events or for individual decision of changing itself.