4 Another thing that makes humans unique is personality. There is as yet no neuroscience of personality. We have little understanding of how art and history are experienced by the brain. The meltdown of mental life in psychosis is still a mystery. In short, we have yet to come up with a theory that can pull all this together.
Chimps operate in the world of concrete, tangible things that can be seen.
The content of their minds is about the observable world. 6 Insight into how chimpanzees really think can be seen in some recent experiments performed by Dr. Povinelli. In these experiments, the researchers used the chimps' natural begging gesture to examine how they really think about their world. They confronted the chimps with two familiar experimenters, one offering a piece of food and the other holding out an undesirable block of wood. As expected, the chimps had no trouble distinguishing between the block and the food and immediately gestured to the experimenter offering the food.