The central purpose of the writer was to explain how early the infant develops his mind and how the human brain reacts to things from that early age. The writer has used the age of his child and the behaviors which he showed as a response to justify the early development of a human brain. The writer wanted to prove eight early developments of behaviors and responses which he observed in his infant. 1) Fear, 2) Anger, 3) Pleasurable sensations, 4) Affection, 5) Association of ideas and reasons, 6) Moral Sense, 7) ...