my aim is to become a doctor. it was my dream since my childhood. when I become a doctor, I will give free consultation and medicine for poor people. I would like to serve every citizen in my country equally. I am studying hard to become a doctor. And I am thankful to my parents and teachers who helps me constantly and continuously to conquer my aim.
putting unbiased in the sentence would create a respectful response or opinion also stating that you do not have any favors to one side meaning it is a completely fair argument.