Stop Working More Than 40 Hours a Week
You may think you're getting more accomplished by working longer hours. You're probably wrong.
![man working at his computer late at night man working at his computer late at night](http://www.inc.com/uploaded_files/image/businessman-working-at-his-computer-late-at-night_pan_15934.jpg)
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There's been a flurry of recent coverage praising Sheryl Sandberg, the chief operating officer of Facebook, for leaving the office every day at 5:30 p.m. to be with her kids. Apparently she's been doing this for years, but only recently "cam…