Have confidence in your ideas before they even exist.

The thing that excites me, and the thing that excited me about Twitter, is the idea of a flock of birds moving around an object in flight.

We hired a CSR person at Twitter, years before we hired our first sales person, to make sure we had a culture and impact of doing good.

I've seen people twitter in haiku only.

Investors are employees you can never hire. We made sure to pick investors that thought like us.

Creativity is a renewable resource. Challenge yourself every day. Be as creative as you like, as often as you want, because you can never run out. Experience and curiosity drive us to make unexpected, offbeat connections. It is these nonlinear steps that often lead to the greatest work.

With Twitter, it's as easy to unfollow as it is to follow.