We're supposed to be perfect our first day on the job and then show constant improvement.
Ed Vargo major league baseball umpire

Successful people begin where failures leave off. Never settle for 'just getting the job done.' Excel!
Tom Hopkins

Michael Jordan and Tiger Woods are really part of a very big advertising program, and the fact that they make so much money is because the markets have dictated that they get that money, and the fact that they endorse our products allows us to sell more products and create more jobs.
Philip Knight