You could, and so have many before you. Catholics aren’t a faith of the book. Jesus wrote nothing. He didn’t command any book to be written. We’re blessed to have writings, written to, by, and for, the Catholic Church. One of the earliest canons (lists of books considered scripture) is the Muratorian canon~170 a.d. http://www.earlychristianwritings.com/text/muratorian.html Note: it mentions the authority of “Catholic Church” in determining the canon of scripture.
Note the books listed already.
…"And John too, indeed, in the Apocalypse, although he writes only to seven churches, yet addresses all. He wrote, besides these, one to Philemon, and one to Titus, and two to Timothy, in simple personal affection and love indeed; but yet these are hallowed in the esteem of the Catholic Church, and in the regulation of ecclesiastical discipline. There are also in circulation one to the Laodiceans, and another to the Alexandrians, forged under the name of Paul, and addressed against the heresy of Marcion; and there are also several others which cannot be received into the Catholic Church, for it is not suitable for gall to be mingled with honey.
- The Epistle of Jude, indeed,37 and two belonging to the above-named John-or bearing the name of John-are reckoned among the Catholic epistles… …"
There was no literal book with all the writings in one book, till the final proclamation of the canon in 381. That said, the Early Church Fathers having been taught directly by an apostle, give us in their writings, nothing that ultimately contradicts the scriptures that we would ultimately have in one place defined in a canon.