Manage Your Energy Not Your Time
The core problem with working longer hours is that time is a finite resource. According to this Harvard Business Review article, energy is a different story. Defined in physics as the capacity to work, energy comes from four main wellsprings in human beings: the body, emotions, mind, and spirit. In each, energy can be systematically expanded and regularly renewed by establishing behaviors that are intentionally practiced and precisely scheduled -- in other words, the importance of managing energy over time.
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