One of the earliest known forms of written expression, the cuneiform script was created by the Sumerians in Mesopotamia. With the spread of urbanization, in order to facilitate the management of men and goods, to relieve human memory that had become incapable of storing so much information, and, quite simply, to communicate, a new reliable tool that was shared by all had to be created: writing. Each turn of the page leads readers on a discovery of the languages it served.