Thrasymachus Attack On Justice

Following on from Thrasymachus' attack on justice, book 2 begins with Glaucon and Adeimantus drawing agreement to this attack, seeking however, to establish a more robust approach to why morality is unprofitable- distancing thus from the social contract theory. Glaucon divides the notion of the goods into three classes; the first class explores the instrumental kind, where things are only desirable in virtue of the consequences (necessary evil), this evident in his examples of physical training and medical treatment. The second category highlights that things are desirable for its own sake; pursued in his examples of joy and the attainment of the highest class. And lastly, the final category combines both of these kinds. What the general puzzle