An idea that can change the course of the company can come from anywhere.

Making something simple is very difficult.

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

I think Twitter is best when it sparks conversations elsewhere. To use YouTube and Facebook and all the tools we have available to us today to respond and also promote and answer and engage is awesome.

An idea that can change the course of the company can come from anywhere.

Starting anything is a roller coaster with the highest highs and lowest lows.

The first complaint we hear from everyone is: 'Why would I want to join this stupid useless thing and know what my brother's eating for lunch?' But that really misses the point because Twitter is fundamentally recipient-controlled - you choose to listen and you choose to leave. But you also choose what to put down and what to share.