The first time I remember hearing someone ponder what their purpose was, or why they were on Earth, I was a sophomore in college. One of my roommates was ruminating on the subject, and in a heavy tone tossed her ideas out into the room. The others in the room jumped right in to discuss her thoughts. I hung back.
Living life on your own terms takes focus and balance. If you aren’t focused or balanced, distractions steal your attention from your goal and that takes you off your path. If you aren’t on your path you aren’t living life on your terms.