We all have a vast number of areas in which we have no talent or skill and little chance of becoming even mediocre. In those areas a knowledge workers should not take on work, jobs and assignments. It takes far more energy to improve from incompetence to mediocrity than it takes to improve from first-rate performance to excellence.
Peter DruckerCharisma becomes the undoing of leaders. It makes them inflexible, convinced of their own infallibility, unable to change
Peter DruckerEconomists talk about profit motive, but nothing motivates modern man more than a chance to avoid taxes!
Peter Drucker