other acts of Injustice we refer to some particular depravity, as, if a man commits adultery, to abandonment to his passions; if he deserts his comrade, to cowardice; if he strikes another, to anger: but if he gains by the act to no other vice than to Injustice.
Thus it is clear that there is a kind of Injustice different from and besides that which includes all Vice, having the same name because the definition is in the same genus; for both have their force in dealings with others, but the one acts upon honour, or wealth, or safety, or by whatever one name we can include all these things, and is actuated by pleasure attendant on gain, while the other acts upon all things which constitute the sphere of the good man’s action.
Chapter IV.
Now that there is more than one kind of Justice, and that there is one which is distinct from and besides that which is co-extensive with, Virtue, is plain: we must next ascertain what it is, and what are its characteristics.