Emotional intelligence involves the ability to understand and manage emotions in oneself and others. There are different models of emotional intelligence, including the ability model which focuses on perceiving, understanding, using and managing emotions. Developing emotional intelligence involves self-reflection, paying attention to feelings, sharing feelings with others, having empathy, setting realistic goals, and maintaining an optimistic outlook. Emotional intelligence is important for success, health, and reducing crime, and is considered more important than IQ for overall effectiveness in life.