To sum up: it's time to rewrite the maxim that practice makes perfect. The truth is, practice makes myelin, and myelin makes perfect.
Daniel CoyleSkill is a cellular insulation that wraps neural circuits and that grows in response to certain signals.
Daniel CoyleDeep practice is built on a paradox: struggling in certain targeted ways-operating at the edges of your ability, where you make mistakes-makes you smarter. Or to put it in a slightly different way, experiences where you're forced to slow down, make errors, and correct them-as you would if you were walking up an ice-covered hill, slipping and stumbling as you go-end up making you swift and graceful without your realizing it.
Daniel Coyle