Quote Originally Posted by Monsieur Alphonse
@ReiseReise: that is a beautiful piece of art and it explains how to defend a wall.

@Caledonian: I prefer a catapult over a ballista because a catapult can fire over the heads of your men.

@Ramses: I prefer the enemy to breach the gate. In that case I am certain that I will slaughter the enemy.
I sympathize with you in that your way leads to a more fun battle, but (Presuming huge walls) you can defend a city against multiple AI stacks simultaneously with any 4-6 random freebie militia companies if you stop the ram instead.