All practical principles which presuppose an object (matter) of the faculty of desire as the ground of determination of the will are empirical and can furnish no practical laws.
Nahimenaren determinazio-oinarri gisa desiramenaren objektu bat (materia) aurresuposatzen duten printzipio praktiko guztiak orotara enpirikoak dira eta ezin dute lege praktikorik sortu.