Plato’s Republic is about the search for the nature of justice, and this pursuit leads its participants to consider the constitution of the truly just society. The Republic makes an analogy between the individual and the state. In the individual, as we discussed in class, justice means arranging the various parts of the psyche in the proper hierarchy, so the rational part of us governs the emotional and instinctual parts of us. Plato then suggests that each part of the psyche corresponds to a certain class in society. The reasoning part of us corresponds to the intellectual class, who desire truth. The spirited or emotive part of us corresponds to the soldier class, who desire glory. And our physical appetites correspond to the merchant class,
