By the year 2500 BCE, the Indus valley civilization was at its full glory. It had grown to over a thousand villages, towns, and cities spread from current Northern Afghanistan to almost the Southern state of Gujarat in India. Such a large civilization neither had a legendary conqueror nor a mighty army. Very little is spoken about them because neither did they leave lavish palaces nor did they best impossible wars. But, they left behind something far more valuable, the little nuances of their system, which was far too advanced for their time...