An emphasis on nutrition would be important in this society.
Explanation:
The author of the above text shows how health and nature must play an important role in the lives of all members of society. This is because health and nature are directly linked to people's nutrition, which is neglected very easily to the detriment of matters of less importance, since nutrition is what gives an individual the chance to pursue their goals with this, we can claim that this is the central idea of the sentence.
