Question

which is the best summary of paragraph six of chapter i of nature?
it is very difficult to fully enjoy nature by oneself.
to experience nature at its fullest requires mental effort.
no human being can fully and truly experience nature.
the enjoyment of nature is something that takes practice.

Explanation:

Paragraph 6 of Chapter 1 of Emerson's Nature argues that to fully perceive and experience the spiritual and true essence of nature, one must cultivate a "transparent eye-ball" state, which requires setting aside ego, preconceptions, and engaging in focused, intentional mental presence. This aligns with the idea that full nature experience demands mental effort, rather than claiming solo enjoyment is hard, full experience is impossible, or that it only requires practice.

Answer:

To experience nature at its fullest requires mental effort.