Civilization
It is a concept almost impossible to define. The word is derived from "city". But how are the two related? When humans learned to cultivate the land and became sedentary, they began to concentrate, and cities were born. Grouped in far larger numbers than the original nomadic clans, humans had to develop new social rules in order to sustain successful coexistence in this new environment. Out of necessity, these rules were quite different from the ones of those who did not live in cities. Thus, for those humans part of the city-culture, civilization -in this case defined as “living in cities” became synonymous with a higher, more evolved culture. It so happens that written history also had its birth in cities; so we can easily see the very causal connection between the concept of civilization and that of city. (As a side note, it is interesting to consider that nomadic cultures may also have the same concept, but based in a completely different word). Back to the birth of civil...