Complex sentence: With monks, Holy orders are accidental and secondary, and are superadded to the religious life; with canons as with the clerks regular, Holy orders are the principal thing, and the religious life is superadded to the Holy orders.
Split into simpler sentences: With monks, Holy Orders are accidental and secondary, and are superadded to the religious life. With canons as with the clerks regular, Holy Orders are the principal thing, and the religious life is superadded to the Holy Orders.