Here's why:
* Ancient Origins: The earliest known written languages already employed pronouns. For example, ancient Egyptian hieroglyphs had pronouns, and Sanskrit, one of the oldest Indo-European languages, had a complex pronoun system.
* Evolutionary Development: Pronouns likely evolved from other parts of speech or from gestures and sounds used to refer to people and objects.
* Universality: Pronouns are found in virtually every language around the world, suggesting a deep-seated human need to refer to things without constantly repeating their full names or descriptions.
So, instead of attributing the invention of pronouns to a single person, we can appreciate them as a powerful linguistic tool that arose from the natural process of language development.