Curandumque maxime videtur, ut non facilis aditus sit ad oppugnandum murum, sed ita circumdandum ad loca praecipitia et excogitandum, uti portarum itinera non sint directa sed scaeva.
And it seems that care must especially be taken that the approach be not easy for an enemy blockading the wall. The approach must be made to wind along the steep places, and so devised that the ways to the gates are not straight, but on the left of the wall.
final_alignments\Vitruvius_Architecture_Book_1.json