"Thought exists without language, does it not?" This is a very interesting question.

The limits of my language are the limits of my mind. All I know is what I have words for.” Wittgenstein

"How can dogs dream of sticks and walks and chasing squirrels?" Do Androids dream of electric sheep? :-) You may want to read the books mentioned here. I found it so impressive, I bought a first issue. https://en.wikipedia.org/wiki/Bicameralism_(psychology)