Ultimately, progress and innovation win.

The regulatory systems in place disincentive innovation. It's intense to fight the red tape.

I prefer building rather than fundraising.

Uber is efficiency with elegance on top. That's why I buy an iPhone instead of an average cell phone, why I go to a nice restaurant and pay a little bit more. It's for the experience.

At Uber, we say, 'Always be hustling.' Even if you are an introvert and you haven't got hustle in you, you better get a co-founder who does. And if you haven't got enough hustle to find a co-founder who's got hustle, it's going to be tough. You've got to have a little hustle in you.

Surge pricing only kicks in in order to maximize the number of trips that happen and therefore reduce the number of people that are stranded.