Final answer:
Thoreau's message in section 6 of Walden is to embrace simplicity and nature. He rejected the unnecessary complexity of society and emphasized the value of living a simple and self-sufficient life.
Step-by-step explanation:
In section 6 of Walden, Thoreau's message can be best explained as embracing simplicity and nature.
Thoreau believed in doing and possessing only the essential things in life and he lived this philosophy at Walden Pond by building his own house and furniture, growing his own food, and attending to his own business.
He rejected the unnecessary complexity of society and emphasized the value of living a simple and self-sufficient life.