Straight as a Crooked Stick

Tomb of the Diver
Would I be shockd to find that the Parthenon colums are not straight? That some how the ancients were not perfect and that their striaght line was crooked? Entasis was a way of getting the columns to look straight. But why is straight aesthetic?

Agora

A warriors grave at pylos Greece could be a gateway to Civilizations

While reading of agora as collection, which I know as market, which can be seen as a collection of marketers and their wares, words make me wonder how we can go it two ways, sum of individuals or as a whole new individual.