That last bragging tweet by a talented so-and-so got you down? Jealous of a competitor's Facebook status update? It's time to step away from the social media, forget about forces you can't control, and concentrate on only one thing: being the best you realistically can be.
Foursquare cofounder and CEO Dennis Crowley is dreaming up new, simplified ways to provide his location-based service. In this video, Fast Company's Austin Carr checks in with Crowley, and discovers why his Glass is more than half full.