"teamwork divide tasks and multiply the success"

Indeed cooperation helps multiple persons grow simultaneously also enables everyone to set aside their differences and to come on a perticular solution and let start working on mutual goal.it also helps in growing the bonding between two or many.its absolutely correct that one man can't achieve the success as of organization does.it also grows the mutual understanding,people got to know what are their thoughts on social,political,economical,faiths etc and that may start building a healthy society which eventually benifit not only on them only,but also a healthy peace loving atmosphere is generated around them which helps other too.
Well cooperation helps to co-creat.that means a new world of innovation gets a shape solely because of cooperation.
Also cooperation helps to eliminate the evil part of the society ,where people organises and educate the society about the ill part and built a concensus and liquidate the evil part.