“Behold, the people is one, and they have all one language; and this they begin to do; and now nothing will be restrained from them, which they have imagined to do.”
But the people are not one, even those who speak the same language are not one. They each speak only to their peers, the jargon of their specialisms and specializations, in an endless cycle of self-referencing in which only the initiated, the insiders, are admitted or admired. And the outsider – l’étranger – the other, is feared and suspected.
The Tower of Babel story in many languages at Omniglot
The Tower of Babel and the Confusion of Languages by Lambert Dolphin