Check out the ethic of reciprocity . Since we are a social species , we have evolved to value things that enhance groupcooperation . Group cooperation requires thinking to ourselves , ' Am I giving what I would want to get ? ' We have to be like this during things like promisekeeping , making fair trades , making a good local reputation , and more . Humans who didn ' t care about these got excluded from group cooperation and other forms of connection and bonds . If people distrust and fear our intentions , we will simply not prosper as a social animal . <| sep |> I can ' t wait for Progressivism to make a resurgence . I hate it when people get angry at my support of labor unions and business regulations . As a common man , these policies help me and they help you . If businesses were all angels that payed their employees a livable wage then we wouldn ' t need the Gov . to step in but at last this hasn ' t happened yet .