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

I loved couriers. You had this transfer of physical information happening throughout the city and the world. Someone picking up the package, putting it in a bag, going somewhere, taking it out of the bag, giving it to someone else. I thought that was so cool. I wanted to map it, to see that flow on a big screen.

Meet customers where they are; question how to make the tools customers use more valuable.

My mom cares that I tweeted a picture of my breakfast. She's knows I'm eating and I'm safe.

Twitter has been my life's work in many senses. It started with a fascination with cities and how they work, and what's going on in them right now.

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

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.