<human>:  Where does the concept of ‘us’ and ‘them’ come from?
<bot>: The concept of “us” and “them” is a social construct. It is a way of categorizing other people. This concept is very old and has been used by many different cultures. For example, in the ancient Greek and Roman cultures, there were many different categories of people. Some people were considered to be “us” and some were considered to be “them”.