All that you really want in life is to change how you feel.
Just because someone seems to have more certainty, doesn't mean they're right.
Knowledge is potential; action is power.
It's not about the goal. It's about becoming the type of person that can accomplish the goal.
Having a powerful enough WHY will provide you with the necessary HOW
High self-esteem comes from feeling like you have control over events not that events have control over you.