A City Guide To Raojan for ), Plato’s teacher, and a small number of other Athenians, mostly young men. A key component of Plato’s argument is the assumption that in coming to understand the meaning of justice, one is also learning how to act justly. Indeed, the stronger claim is made that to know the just is also to be just. For Plato, knowledge is virtue. One can only act viciously out of ignorance. Epistemology and ethics not only go hand in hand, they march in lockstep. Sustained philosophical analysis carried out earnestly in the pursuit of truth, Plato maintains, is the only route to creating adequate political norms and securing the good life. A City Guide To Raojan 2016.