https://brainstorminonline.com/mark-murphy-teaches-us-about-hard-goals/
Mark Murphy Teaches Us About HARD Goals | Brainstormin' with Bill Frank
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https://capitalismmagazine.com/2015/06/hard-goals-the-science-of-extraordinary-achievement/
Hard Goals: The Science of Extraordinary Achievement by Jean Moroney | Capitalism Magazine
Feb 17, 2016 - There are, however, many mistakes you can make in goal-setting that will delay and hinder you and make your goals harder to achieve. This book points out these...
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