Antique print of a man's head representing the areas of the brain responsible for human thought, including the four senses, imagination, intellect, and faith in God (copper engraving), c 1650. (Photo by GraphicaArtis/Getty Images)
Antique print of a man's head representing the areas of the brain responsible for human thought, including the four senses, imagination, intellect, and faith in God (copper engraving), c 1650. (Photo by GraphicaArtis/Getty Images)