Once in a rare while, somebody comes along who doesn't just raise the bar, they create an entirely new standard of measurement.

Twitter brings you closer. I mean, we see this over and over again from our users. It brings them closer to the action. It brings them closer to their heroes.

Don't always worry about what your next line is supposed to be. There is no script. Live your life. Be in this moment.

When I was your age, we didn't have the Internet in our pants. We didn't even have the Internet not in our pants. That's how bad it was. I know I sound like my grandfather right now. We didn't have teeth! There were no questions marks, we just had words! What was I talking about? The Internet...Not only can you not plan the impact you're going to have, you often won't recognize it when you're having it.

Not only can you not plan the impact you're going to have, you often won't recognize it when you're having it.

When I was your age, we didn't have the Internet in our pants. We didn't even have the Internet not in our pants. That's how bad it was.

I was in Shanghai recently, where Twitter is blocked, and yet there were ads and billboards across town with hashtags on them.