You have to think for an email. What's the subject? What's it about? It takes two seconds to think about that. So you have to think, Is this a work thing or a social thing? Which? Then you get into a situation that you don't want to be in, because then people are thinking about it too much.

We didn't have anything before Twitter that allowed a group of people roaming around a city to communicate instantly, in real time, and in a coordinated way, in a group.

There's no such thing as a superhero, but together we can world in a new direction.

When you think about Twitter, there are people all around the world reporting twenty-four seven, every second. They're reporting what they're seeing and what's happening around them. So there's a lot of potential for breaking news.

I thought I was going to stay at Google, because it was a great place to work.

A Twitter update is simple and fast and gets the information and news, and it spreads it very quickly, and it can contain links so you can then link to this whole context of information.

The two things I use the most are the MacBook Air and my iPhone. Those are my two most-used gadgets that are dented, scratched and smashed.