Personal mastery is about approaching life from a different perspective.
Sometimes referred to as a journey towards self-improvement or enlightenment, personal  mastery is guided with key principles like vision, personal purpose, creative intent, commitment to truth and understanding the subconscious mind.  
One of the most important fundamental aspects of personal mastery is personal vision.   Personal mastery, when combined personal vision, can create a framework for living your life.  Some people would say that personal vision serves as a guide that would keep you on track..