*SOUNDS* --------> Inside of ear----------> Brain -------> Hey I am hearing sounds ^__^
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.................................................. ...........Thoughts

In this beautifull drawing you can you your mind just creates the same shit like actually hearing it does. You can allmost 'really' hear something. Like in dreams. But it just your mind stimulating the same part of your brain that your scences normally do.

or something

or like thoughts of sound are in your thinking, and partially in your sound-process-thingy

I think