Personal mastery involves letting go of your limiting values and beliefs, and replacing them with positive values and beliefs. In order to let go of your potentially limiting values, you must learn how to manage, master or eliminate your fear-based beliefs.
When the beliefs of your ego are out of alignment with the values of the soul, you lack authenticity.
When the beliefs of your ego are in alignment with the values of your soul, you will experience internal alignment and a deep sense of joy and contentment.