And Allah Most High says:

“Have they not travelled through the land, so that they may have hearts with which to understand, or ears with which to hear? It is not the eyes that become blind, but the hearts within the breasts.”
Al-Hajj: 46.

And Allah Most High says:

“Or do you think that most of them hear or understand? They are only like livestock; rather, they are further astray.”
Al-Furqān: 44.

And Allah Most High says:

“We certainly established them in ways We have not established you, and We gave them hearing, sight, and hearts. Yet their hearing, sight, and hearts availed them nothing, since they denied Allah’s signs; and what they used to ridicule engulfed them.”
Al-Ahqāf: 26.

Their statement, “The human being, considered as one in reality—rather, considered in terms of the original reality that does not differ among the many—is not perceptible, but purely intelligible; and the same holds for every universal,” is an equivocal statement. For by this reality you mean either the intelligible conception of a human being, what actually exists of a human being, or some third thing.

As for a third thing, it has no reality. If it does have a reality, then explain it.

For we know necessarily that nothing exists except what exists in its own right or what is conceived in the mind, since the intellect, or knowledge, and similar things are among those that are not