Synopsis of the Question

132. According to the order, we would now have to treat of the right of property and of several topics which are proper to commutative justice. But before we dwell upon one species of justice, it is preferable that we have the shorter question which remains, common to the three species, concerning the opposed vice of injustice.

Concerning this vice we choose three arguments for ourselves, so that:

The first disputation may be concerning the general rationale of this vice;

The second concerning the maxim: no injury is done to one who knows and consents.

The third, finally, concerning the nature and roots of restitution.