the immigrants

…

…did. They are all driven by not being satisfied with what they had. They always needed more than what they had. Even Rockefeller, who was considered to be the richest man in the world at the time, did not stop working at an early age. Industrial greed is a main theme in life everywhere, and it is because of industrial greed that we have so many of the advances in technology that we have. (Todd, 455).