The division is presented in the character of Physician also known as Doctor. He is a very knowledgeable person who has read almost all of the medical books of his time. The Physician is really curious about finding the cure for the illness of his patients. Narrator compares him with the Clerk. While the Clerk is motivated by knowledge, the Doctor is motivated by gold. His aim is to make his financial situation better rather than serving to the people. The division is clearly defined from that aspect.
