Anyone who has ever taken to social media to announce a self-improvement project knows that your “friends” cannot be relied upon to hold you accountable. Almost as soon as you proclaim your intention to learn French or cut out carbs, the world moves on, leaving you with only your empty promises and scone crumbs on your shirt.
It’s not so easy to slack if you’re Mark Zuckerberg. Each year, Mr. Zuckerberg, the Facebook co-founder and C.E.O., who is now 31, has made public pledges to improve himself. His efforts have been closely tracked by the press and by users of his globe-spanning social network who seem never to forget his promises despite the Internet’s ability to reset itself every morning in the manner of “Groundhog Day.”