Hence it is necessary with regard to the states of the soul also not only that this true statement should be made, but also that it should be determined what is the right rule and what is the standard that fixes it.
Horregatik, arima-azturei dagokienez, esandakoa egiazkoa izateaz gain, arrazoi zuzena, horren definizioa eta muga zehaztu ere egin behar dira.