As the youngest of four siblings , I endured my share of torture . We ' ve all grown up to be a loving foursome , but my brother Kurt ( 5 years my senior ) was particulary evil ( in a teasing way ) when I was young . Let me share with you the story of an older brother and his childhood antics .
According to the above context, answer the following question.
Why did Kurt behave in an evil way when the speaker and their siblings were young ?


Children tend to act mostly on instinct and have not when learned about consequences