Essay!

My essay's topic is difference between life style when I was highscool student and now. I choose this topic because I like both lifestyle but I feel these style are very different, so I want to know why I think that. Also, I enjoy my life in kwansei gakuin university,but I often think I want to go back highschool student, so I try to write good point about lifestyle in highschool and university. I think there are a lot of good point these style, but there are a lot of different point, so I want to write it. This essay's title is lifestyle in highschool and university.