I have never thought about the world I come from, instead always assuming that I was a typical teenager with an average family
^That would mean, that you belong to a typical and average world. Given that you have always assumed this as well, you can not say that you never thought about the world you came from.
Due to the lack of attention, I always aspired to be the best in everything I did. To this day, whether it is school work, sports, or chores I try my best to accomplish it with perfection.
^There is a HUGE DIFFERENCE between being the best in everything you do, and trying your best to accomplish something.
Your introductory paragraph speaks for itself. It is quite poor.
Avoid making such frivolous statements, because they never do any good in an admissions essay.