Adrienne

“We agreed I was going to make judgment calls on a range of issues on his behalf without checking with him. He told me, ‘In order to move fast, I expect you’ll make some foot faults. I’m okay with an error rate of 10 to 20%—times when I would have made a different decision in a given situation—if it means you can move fast.’ I felt empowered to make decisions with this ratio in mind, and it was incredibly liberating.” TF: “Foot faults” is a metaphor here. “Foot fault” literally refers to a penalty in tennis when you serve with improper foot placement, often due to rushing.”
― Timothy Ferriss, Tools of Titans: The Tactics, Routines, and Habits of Billionaires, Icons, and World-Class Performers