I believe the answer is: <span>the institutes </span><span>the institutes was regarded as the first ever book written regarding the mechanism of Law. </span>It is filled with the perspectives that the student could use in order to see the closest possibility of 'fairness' that seem impossible to attain between two opposing parties.
According to the Plato, the virtue that obtained when all elements of the soul function s they should be in obedience to reason are expressed in the form of justice. As argued by the Plato as the soul comprises of the three parts as rational and the appetitive and the spiritual and the personal justice involves in maintaining them.