These are then the transcendental ideas, which, though according to the true but hidden ends of the natural determination of our reason, they may aim not at extravagant concepts, but at an unbounded extension of their empirical use, yet seduce the understanding by an unavoidable illusion to a transcendent use, which, though deceitful, cannot be restrained within the bounds of experience by any resolution, but only by scientific instruction and with much difficulty. I. The Psychological Idea.
Hona ba ideia transzendentalak; hauek, oinarrituak egonik ere, gure arrazoiaren izaera naturalaren helburu benetako baina ezkutuaren arabera, ez kontzeptu exageratuetan, baina bai soilik esperientzi usaeraren neurrigabeko hedatzean, hala ere, itzuriezineko itxura batekin usaera transzendente batera erakartzen dute arrazoia; usaera hori, berriz, iruzurtia den arren, ez dago behartua inolako aurre xedez esperientziaren mugabarruan egotera, eta mugabarruan mantenduko bada, irakaspen zientifikoaren eta esfortzuaren bidez bakarrik izango da.