Does speaking in your native language, speaking in a second language, thinking about your life and doing maths feel exactly the same to you?

> Prove to me that human thought is not predicting the most probable next token.

Explain the concept of color to a completely blind person. If their brain does nothing but process tokens this should be easy.

> How can you tell a human actually understands?

What a strange question coming from a human. I would say if you are a human with a consciousness you are able to answer this for yourself, and if you aren't no answer will help.