Short term satisfaction will never lead to something timeless.

We get to design what we want to see in the world rather than doing what other people think should be done.

TweetDeck is a very interesting client, because it presents a view that no other client in the world presents, which is this multicolumn, massive amounts of information in one pane. And people really, really enjoy that.

Anything you're interested in the world whether it be Charlie rose or JetBlue or a public figure or your local coffee shop, they're on Twitter and broadcasting what is interesting to them.

Constraints inspire us in how we approach the press, how we approach business relationships, how we do everything.

Great companies don't just have one founding moment. They have many founding moments.

Twitter was around communication and visualizing what was happening in the world in real-time. Square was allowing everyone to accept the form of payment people have in their pocket today, which is a credit card.