This is from another blog I follow. If you like it please go to Musings — Dirty Sci-Fi Buddha to check the rest of his stuff out. It is pretty good!
Most people are capable of playing by the rules. But restricting yourself to playing by “the rules” means restricting yourself to tradition and doctrine. IMHO, mastery entails not just the ability to play by the rules, but also the ability to operate effectively without them. Or the ability to rewrite them entirely.