"If you can see it and believe it, it is a lot easier to achieve it." Oprah.
Growing up, my father always used to stand behind me while I played the piano, and would tell me to "feel" the music without touching the keys. Half-heartedly, I would sit and mimic the hand movements in the air, never understanding why he would make me use my mind instead of physically practicing. ...
Also read: UPS trucks purposely avoid left-hand turns