Remember all of the 'me too' social networks built just to have a social feature Facebook and MySpace didn't have? I built one for political discussion called Essembly. It enabled unique and potentially transformative social interactions, but only 20,000 people ever used it.

Winning the Super Bowl was obviously a great one, but the joy I felt of going to the Super Bowl, it was what I felt about the Pittsburgh Steelers and where we came from, the history of us to that point.

Altruism is one of the most fundamentally social impulses, and doing things for others without expecting anything in return is core to what makes us human. This is why, from the day Facebook Platform launched in 2007, Causes has been honored to be one of the most popular applications, with over 140 million users.

It brought Pittsburgh into the picture of football teams in the National Football League that, ‘OK, you have to deal with us now.’

The way to get people civically engaged, not just during the election but throughout the year, is to tap into Facebook and let them do it with their friends.

I do play football no-holds-barred. Any edge I can get, I'll take. I'd grab a face mask only in a fit of anger. Uncontrolled anger is damn near insane.

I was depressed. I was just depressed. I did not want to be a Pittsburgh Steeler because I knew of the record.