" Babineaux and Krumboltz, the two psychologists, have some advice for those who are prone to the curse of perfectionism. It involves stating the following mantras: “If I want to be a great musician, I must first play a lot of bad music.” “If I want to become a great tennis player, I must first lose lots of tennis games.” “If I want to become a top commercial architect known for energy-efficient, minimalist designs, I must first design inefficient, clunky buildings. "

― Matthew Syed , Black Box Thinking: Why Some People Never Learn from Their Mistakes - But Some Do