Nathaniel Pearlman joins us for a discussion about what motivates him to start, build and sell companies. And he's done that a few times. He's probably best known as the founder of NGP VAN and as the Chief Technology Officer of the 2008 Hillary Clinton presidential campaign. He's got his finger in a lot of pies at the moment. And when he's not working, you can find him roaming the streets of DC late at night, or chopping wood in Vermont, thinking about new digital products and services, and ultimately, ruminating on what makes him happy. Get ready for a Zen discussion....