Sir David Attenborough, an agnostic, invokes a rather nice metaphor about a termite mound.
A premise here is that abstract thought is a unique human endowment, so our colleague Wesley Smith will also find this of interest as a scientific test of human exceptionalism.
A reader asked whether this disproves the unity and freedom of the will. It appears that the patient wills two things simultaneously: getting dressed and getting undressed.
The failure to understand the gulf that separates humans from animals, and humans from machines, is a source of confusion to rival almost any other.
If I think about a particular thing — my cat Tabby, for example — my actual cat Tabby isn’t in my brain.