Note 5 — BOOK IV.
Benjamin Jowett translation
Reading προστατήσετον with Bekker; or, if the reading προστήσετον, which is found in the MSS., be adopted, then the nominative must be supplied from the previous sentence: ‘Music and gymnastic will place in authority over …’ This is very awkward, and the awkwardness is increased by the necessity of changing the subject at τηρήσετον.