It's called "tacit knowledge" and I think we generally overindex on explicit, formal knowledge and ignore tacit knowledge. You can see that with language learni

It's called "tacit knowledge" and I think we generally overindex on explicit, formal knowledge and ignore tacit knowledge. You can see that with language learning, we treat languages like something you "learn", but in my experience it's closer to a motor skill like playing tennis. https://en.wikipedia.org/wiki/Tacit_knowledge https://en.wikipedia.org/wiki/Tacit_knowledge