I alwayes remained constant to my resolution, to suppose no other Principle but that which I now made use of, for the demonstration of the Existence of God, and of the Soul; and to receive nothing for true, which did not seem to me more clear and more certain then the demonstrations of Geometry had formerly done.
Beti irmo iraun dut hartua nuen erabakian, hots ez nuela suposatuko beste hastapenik Jainkoa eta arimaren existentzia frogatzeko erabili berria nuena baino, eta ez nuela ezer egiatzat joko ez bazitzaidan aurretik iruditzen geometrilarien frogapenak baino argiagoa eta ziurragoa.