> There are disagreements on this, and there is no real way to test one way or
> another,
> but I (and others) belive that prior to the advent of language, people
> didn't think.
...
> Furthermore, I feel that inter-cranial communication was developed
> before intra-cranial communication, and that the latter was a result
> of a short-circuit between the questioning and answering part of our
> brains.
That would be roughly what Dennett said.
--Eva