Manage Your Energy, Not Your Time

by Tony Schwartz and Catherine McCarthy

STEVE WANNER IS A HIGHLY respected 37-year-old partner at Ernst & Young, married with four young children. When we met him a year ago, he was working 12- to 14-hour days, felt perpetually exhausted, and found it difficult to fully engage with his family in the evenings, which left him feeling guilty and dissatisfied. He slept poorly, made no time to exercise, and seldom ate healthy meals, instead grabbing a bite to eat on the run or while working at his desk.

Wanner’s experience is not uncommon. Most of us respond to rising demands in the workplace by putting in longer hours, which inevitably take a toll on us physically, mentally, and emotionally. That leads to declining ...

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