Mark Zuckerberg

I used to carbo load. But then I ran my first marathon, actually on a whim. All I could think of was that I needed protein. I remember going to the grocery store and buying one of those roasted chickens. I remember downing a bunch of that and, yes, I had some carbs, but that's what I felt I needed.

Every time you log in to Facebook, every time you click on your News Feed, every time you Like a photo, every time you send anything via Messenger, you add another data point to the galaxy they already have regarding you and your behavior.