Antonio Damasio began to doubt the purity of reason when he encountered a patient with a brain disease that destroyed the portion of his brain that controlled emotional responses: “I had before my eyes the coolest, least emotional, intelligent human being one might imagine, and yet his practical reason was so impaired that it produced, in the wanderings of daily life, a succession of mistakes, a perpetual violation of what would be considered socially appropriate and personally advantageous. He had... Read more





