Practice makes perfect, and effort equals reward etc etc. totally true.
Brit guitarists Blackmoore, Brian May (bohemian rhapsody etc) page, beck and many more - are all total perfectionists and probably spend thousands of hours doing what pb is showing you - you got to fucking listen to this man (every word ((I know as I was classically trained // classical G) - (or you suck) wish www and pb were around 30 years ago when i first started - love this mans vid's and humour.
Have passed links onto some big names (including some of the above mentioned) brilliant stuff for music education - you got to be proud of pb