The answer is self-enhancement. The self-enhancement is when individuals lean towards to rate themselves above average, believe they have a better than average likelihood of success, and attribute their successes to personal motivation or ability while blaming the condition for their inaccuracies. In addition, self-enhancement in psychology is a kind of inspiration that works to make people feel good about themselves and to uphold self-esteem. This motive develops especially prominent in situations of threat, failure or blows to the self-esteem of oneself.
Yes it is because school is needed just like you should pay attention in school
The event is known as Relational turning point.
Even though the standard may be subjective for each individuals, We can safely say that relational turning point marked different chapter of our life. For most people, first kiss marked the period of entering adolescent, the first job that we got marked the period of entering adulthood, etc.