Status Updates From Discourse on Method and Med...

Descartes wrote all this in a time when science, biology and neurosciences weren't that advanced. From a 2019 point of view, i cannot agree with his endless theoretical discussion. but it is interesting to read, i may have to reread it with a pencil in the hand.

What Descartes think what makes us human human: 1) they [machines that resemble our body ] could never use words and other signs, composing them as we do to declare our thoughts to others 2) although they might do many things as well as, or perhaps better than, any of us, they would fail, without doubt, in others, whereby one would discover that they did not act through knowledge,...

I am because I think and I am through my senses.
The objects around me (wax) are defined by me through my senses and my
thinking (to put what I got from senses all together and give it a name).
And now - we only have 5 senses and, at least for me, I cannot think what an extrasense would bring me. "The sixth sense" is mostly coincidence.