The idea is to go back to basics, namely, from our list of 25 projects in progress, and stop all except one.
Then devote to this project to completion. Only then take a new project.
The variations of this principle are numerous and illustrated in an interesting way, like hiring a new employee, or tasks performed in the workplace.
While Greg McKeown pushes open doors (there is nothing revolutionary), but the fact intelligently, and this booster shot is good, and excavates the theme in depth.