Friends and people and material things are for the moment, they do bring temporary joys and happiness for the present but you know it's not eternal. So attachment to temporary things often brings frustration, loneliness (when people you are attached to leave), and you constantly live with the fear of losing it the next moment. One may aspire a life dedicated to the service of the society, whereas others may value individual and personal success in terms of work and knowledge. So the definition of goals is relative and is a personal perception