I want to refer to the society of all human beings. I can use the word "society," but I sense that a society is a term for a limited number of people. For example, by society we can refer to the people of a country or city. In this sense, we can use the word societies.
But I need the society to include all human beings. Is society an appropriate word for this case? or is there a better word?
Sample sentence: By studying human "society", we understand that ...