When something positive happens, people will take credit and attribute it to their own character and success. Moreover, when something negative happens, they have the tendency to blame it on other external causes. The self serving bias helps preserve and enhance one’s self-esteem level because it is known to be a defense mechanism. In the 1990s, there were many research that explained how people were when it came to their failure and success. The results showed that when people succeed, for example, ace their exam, they tend to accept credit and believe that they are the reason why they succeeded. However, the result also shows that when it comes to failure or bad luck, they will blame it on external factors that are out of their control. For
