What to be great? Get a Coach
When embracing this career path, consider getting a coach, a sensei, as the Japanese would call it. Remember all known top sportsman had great coaches. If you want to be great at something you need to get a coach.
Coaches teach the perfect practice,
Coaches give you feedback to how you are executing the routine,
Coaches make sure your eye stays at the ball
Coaches give you painful feedback but
Coaches will also give you encouragement
Coaches will execute side tasks for you to make sure you can do what it takes