slade said:

“Chomsky postulated an innate “universal grammar.””

Chomsky is full of sour owl excrement. Despite that, he might be right about a universal grammar.

“Where do numbers come from?”

Numbers come from counting. Here’s a brain teaser. Which is more fundamental? Physics or Mathematics.

I would argue that physics is more fundamental and that mathematics arises from physics. I would also argue that all of physics could be modeled by a good mathematical theory. Chicken and egg…