But here we must refer to another peculiarity of our faculty of knowledge, which could not be observed until the distinction between the knowledge of the senses and understanding and abstract knowledge had been made quite clear.
Hemen orain gure ezagumenaren propietateetako baten aipamena egingo dugu, orain arte ongi oharrarazi ahal izan ez duguna, ezagutza begiesgarri eta abstraktuaren arteko desberdintasuna ez baitzegoen erabat argitua.