Believe you can do it, believe you deserve it, believe you will get it.
Self-esteem and Self-worth, you need to know that you deserve the best. Do not let anyone treat you like you are average. You get what you settle for, so aim high and surround yourself with those who recognize your self-worth, who love you, who respect you, who encourage you and build you up to a higher level.
Remember that YOU are special, and you can achieve anything.