The chapter sums up what Kahneman refers as heuristic involved in judgment and the way they are contra with logic. It relies on the logical relationship of traits analyzed by the brain where a possible event is lower than the probability it possesses. The problem on casual type also arises and its disregard the previous information irrespective of whether it was reliable in the past. Casually linked elements can be dealt with by System 1 although it is unreliable in statistical analysis. System 1 conclude that people view themselves as decent and in case of a problem they will be swift to offer a helping hand. It is not always the case since even decent people do not always help.