When you’ve developed mastery of something, you own that thing. You’ve learned the rules inside-out and now you have the ability, as an artist, to create your own rules. You have the ability to create a new game. Dan Sullivan, the founder of Strategic Coach, calls people with this level of mastery, “Game Changers,” because they don’t just play a game, they change the game………….

Source: How To Develop Mastery At Any Skill – Benjamin Hardy – Medium