The first civilization likely formed in Mesopotamia because: that was the birthplace of modern man.
its two rivers provided water for crops.
the first alphabet was invented there.
there were many trees for building houses.

Mesopotamia is known as the first civilization because it was a place consisting of specialized people who eventually had a currency, a law system, a government, and organized religion. Common Law: Common law is a justice code based on the oral tradition of the people.

One key element is humour! the man probably represents a politician or worker!