Autistrain , "in modern humans, language is a tool for communication, contrary to a prominent view that we use language for thinking.",
" language does not appear to be a prerequisite for complex thought, including symbolic thought."
"it plausibly co-evolved with our thinking and reasoning capacities, and only reflects, rather than gives rise to, the signature sophistication of human cognition"
Language is primarily a tool for communication rather than thought
https://www.nature.com/articles/s41586-024-07522-wSadly, paywalled. But, it gives good points to counter the narrative that if we don't have a language, we can't think, etc.
Edit: If you want to read it:
https://gwern.net/doc/psychology/linguistics/2024-fedorenko.pdf