What you think about anything in your life is the outcome of your belief system which has been created throughout the years.
You can't change your thoughts instantly about anything and no one change it for you.
You have unconsciously decided what you will acept or what not, it's not what you say about anything you have already decided what you will say about anything if someone ask anything from you.
Everything around you, Your family members, Your friends, your teachers, all the places where you go, where you live, where you see, what you hear, what you think are responsible for the creation of your belief system.
Every new experience you face in your life make some contribution to the development of your belief system, it may be positive which can empower your dreams and desires or it may be negative Which will destroy them, it either lead you to the road of success or failure.
So you are on your right path, First Take a Look of Your Life.
