Kevin Systrom

Back in the day, I actually studied photography in Florence for a few months, and my photography teacher took away my digital camera and said, 'No, use this - it's analog and it's square.' It was a Holga camera, a very cheap $3 or $4 plastic camera. And that's what inspired 'Instagram'.

A platform is the base from which something big happens. In our case, we're an entertainment platform in the sense that there are people signing up like MTV, Burberry, folks like Taylor Swift and Justin Bieber. And why? Because it's their channel to control their entertainment to their fans.

The standardization of world culture, with local popular or traditional forms driven out or dumbed down to make way for American television, American music, food, clothes and films, has been seen by many as the very heart of globalization.

If we live a self-directed, self-motivated, self-centered life, always needing to get our own way, then we're going to be miserable. In fact, many times we believe it's our problems that are making us unhappy when, in reality, it's because we're focused on ourselves!