Today, information and knowledge are growing to the extent that no individual can master everything. Cooperation (5) makes us learn a lot of from each other. Only by combining the knowledge of many individuals can power be attained. We individual will thrive on cooperative participation. Related to the diversity that we possess, none of us is whole. We need each other to fill in our gaps. Through cooperation we will acquire identity and friendship, which are the source of self-esteem and satisfaction in life.