And therefore, should Des Cartes's globules strike never so long on the retina of a man who was blind by a gutta serena, he would thereby never have any idea of light, or anything approaching it, though he understood never so well what little globules were, and what striking on another body was.
Eta, horregatik, alferrik joko lukete Descartesen globuluek gutta serena eritasuna lukeen nornahiren erretina, ez bailuke hortik hark argiaren ez antzeko ezeren inolako ideiarik jasoko, globulutxook zer diren ongien ulertu eta inoren gorputzean jotzea zer den ongien ulertu arren.