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Why A Single Incident Can “Make Your Day” – The Peak-End Rule

April 26th, 2018 1 comment

You Just Made My Day!

Following an exceptionally pleasant incident, people often use the expression “That just made my day!”. Of course, one single joyful moment cannot really change the nature of a day, but we use that expression because that moment does make us feel better, and will likely resonate with us until the end of day. Similar experience also applies to incidents that upsets us. For example, when we go to a restaurant, if a full bowl of hot soup gets flipped accidentally and spilled all over us at the end of that meal, even if the food and the service are good, it is likely that we would consider restaurant a terrible place and would never visit there again. The way we judge a situation or experience depends highly on moments that are associated with the most intense feelings, as well as what we get from the situation at the end. In psychology, such effect is called the Peak-End Rule, according to which the two points of peak (i.e. intense experience) and end (i.e. conclusion we have), instead of the sum or the average of our experience, serve as indicators which people use to judge their experience. Read more…