There's an entire universe in every single tweet, and it all really depends on the content as far as how it's going to spread.

The strongest thing you can cultivate as an entrepreneur is to not rely on luck but cultivating an ability to recognize fortunate situations when they are occurring.

Don't avoid eye contact and don't be late

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

What I love about New York is just the electricity I feel right away.

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.

I spend 90% of my time with people who don't report to me, which also allows for serendipity, since I'm walking around the office all the time. You don't have to schedule serendipity. It just happens.