For example, a person might think that buying a new car would make him or her happy even though the last car the person bought did not. So, events that we believe will bring us happiness bring us less than we think. And, events we fear will make us unhappy make us less unhappy than we believe. The book provides valuable information on the surprising ways in which our minds work. Here is a recording of Mister Gilbert talking about this “impact bias.” It was taken from the Big Think Web site.