Why do some people remember things better than other people? Why do people still receive electroshock therapy? How does personality arise? And does it change over the course of your life? Which brain region is the most important? How does music affect mental health? How is it that some people see an object as blue, while others say that same object is green? Why do some people remember their dreams and others do not? How does speaking multiple languages impact the brain? Did the gigantic dinosaurs also have gigantic brains and a gigantic number of neurons? Are emotions experienced in the heart or the brain?