My interactions with Sorkin were agonisingly weird. He is by far the weirdest person I have ever met. I had dinner with him and a few hours before I got an e-mail from his assistant saying, 'Sean, this does not need to be a long conversation. Aaron is only going to use it to win your trust.'

You have got to be willing to be poor as an entrepreneur.

I definitely wanted to earn my freedom. But the primary motivation wasn't making money, but making an impact.

Look: There's good creepy and there's bad creepy. Today's creepy is tomorrow's necessity.

Facebook isn't helping you make new connections, Facebook doesn't develop new relationships, Facebook is just trying to be the most accurate model of your social graph. There's a part of me that feels somewhat bored by all of this.

Gray hats are the ones who think they're doing good, but they're not. You learn that when the FBI shows up on your doorstep.

You actually don't want people thinking your product is cool, because then you're a fad.