I am in office for 50-60 hours a week: Mark Zuckerberg

Facebook CEO Mark Zuckerberg has revealed that he is in office for about 50-60 hours a week. Replying to a question posted on Facebook, Zuckerberg said, “If you count the time I’m in office, it’s probably no more than 50-60 hours a week. But if you count the time I’m focussed on our mission, that’s basically my whole life.”