I used to snowboard 30 days a year. Now its down to eight.

Building a product is easy. But building the company that builds the product is hard.

What we're starting to see is that the best apps tend to be the simplest, the easiest to use and the fastest to use.

I'm obsessed with the idea of social TV.

People can copy what you've done, but they can't copy what you still want to do.

One of the biggest hurdles about Foursquare is you need to remember to use it.

Don't let other people distract what you're doing. There's always haters.