Sharing this well written article about the value of practicing well.  Coming from a Manhattan School of Music pre-college background, my experience was similar but I didn't appreciate the practice skills I gained until my post-high school days.  Hopefully others will take this to heart!

Penelope Trunk's article

http://www.businessinsider.com/my-11-year-old-son-auditioned-at-juilliard-2017-5