These responses provide clarification for Rousseau's argument in the First Discourse, and begin to develop a theme he further advances in the Discourse on Inequality – that misuse of the arts and sciences is one case of a larger theme, that man, by nature good, is corrupted by civilization. Inequality, luxury, and the political life are identified as especially harmful.
These responses offer insights into Rousseau's ideas in "The First Discourse," specifically clarifying his argument about the corruption of man through civilization. He further develops this idea in "Discourse on Inequality," highlighting that misuse of arts and sciences is a symptom of a larger problem, where human nature is corrupted by societal structures like inequality, luxury, and political life.