Rethinking Genius

The concept of "tone" is difficult.  It's especially difficult for young musicians because it is not only intangible but also hinges on the notion of quality.  At the ripe old age of six, the difference between a good quality meal and a bad quality meal usually boils down to whether or not dessert was included.  In other words, a student may rush through a piece with terrible tone but still views the playing experience as a good one for reasons the adult may not agree with.  Playing "as fast as possible" is more important than playing "beautifully." So developing beautiful tone is an ongoing process.  It's also not something that's going to happen overnight.  It's a balance of physical expertise and musical maturity.  It's also a bit like trying to explain what color is to someone who's never seen color before.  How do you describe the difference between a "rich" purple hue and a "faded" purple if the person ha