A key question is how long biologists can argue that life looks like a duck, swims like a duck, and quacks like a duck, but it is actually a cat.
Something immaterial can’t have an effect on the material realm, presumably, so how would it be selected as advantageous by Darwinian natural selection?
Spontaneous natural processes always tend toward states of greater entropy, lower energy, or both.
Douglas Hofstadter argued in much the same vein as Henry Markham, that the brain can be understand in rules-bound machine terms.
Emergence, as a perceptual surprise, can’t explain the mind because emergence presupposes the mind.