An Essentialist has the courage and confidence to admit his or her mistakes and uncommit, no matter the sunk costs. - Greg McKeown

He teaches his language students to imagine they have a bag full of one thousand beads. Every time they make a mistake talking to someone else in the language they take out one bead. When the bag is empty they will have achieved level 1 mastery. The faster they make those mistakes, the faster they will progress.

What obstacles or bottlenecks are holding you back from achieving X, and how can I help remove these?” Instead of pestering him, offer sincerely to support him. You will get a warmer reply than you would by just e- mailing him another demand.

Peter Drucker, in my view the father of modern management thinking, was also a master of the art of the graceful no. When Mihaly Csikszentmihalyi, the Hungarian professor most well known for his work on “flow,” reached out to interview a series of creative individuals for a book he was writing on creativity, Drucker’s response was interesting enough to Mihaly that he quoted it verbatim: “I am greatly honored and flattered by your kind letter of February 14th – for I have admired you and your work for many years, and I have learned much from it. But, my dear Professor Csikszentmihalyi, I am afraid I have to disappoint you. I could not possibly answer your questions. I am told I am creative – I don’t know what that means…. I just keep on plodding…. I hope you will not think me presumptuous or rude if I say that one of the secrets of productivity (in which I believe whereas I do not believe in creativity) is to have a VERY BIG waste paper basket to take care of ALL invitations such as yours – productivity in my experience consists of NOT doing anything that helps the work of other people but to spend all one’s time on the work the Good Lord has fitted one to do, and to do well.”8 A true Essentialist, Peter Drucker believed that “people are effective because they say no.