Being in that case fully acquainted with the power or force, by which it operates, we should also know, why its influence reaches precisely to such boundaries, and no farther.
Kasu hartan bere bidez operatzen duen indar edo ahalaren berri erabat jakinik, bere eraginak zergatik hain zuzen halako mugak dituen eta zergatik harago ez doan jakingo genuke.