Gregoric on Aristotle's Theory of Dreams

 In this lecture, Dr. Gregoric explans why Aristotle's is the very first scientific theory of dreams. He gives a brief overview of Aristotle's theory of sleep and dreams and then shows how Aristotle responds to three philosophical questions concerning dreams: first, what can we learn from our dreams, if anything? Second, why are we deceived by our dreams? Thrid, can we be sure, when in the waking state, that we are not dreaming?