61. To all which I answer, first, that though there were some difficulties relating to the administration of Providence, and the uses by it assigned to the several parts of nature, which I could not solve by the foregoing principles, yet this objection could be of small weight against the truth and certainty of those things which may be proved a priori, with the utmost evidence and rigor of demonstration.
61. Guzti honi zera erantzuten diot, lehenengo, probidentziaren administrazioari eta beronek Naturaren alderdi ezberdinei iratxekitako erabilerei buruzko zailtasun batzuk badaude ere aurreko printzipioez konpondu ezingo nituzkeenak, objekzio hau, hala ere, pisu arinekoa litzatekeela "a priori" nabaritasun handienaz froga daitezkeen gauzen egia eta ziurtasunaren kontra.