You'll learn more in a day talking to customers than a week of brainstorming, a month of watching competitors, or a year of market research.

When you're doing something you're passionate about, stress becomes a featurenot a bug.

I think I'm the kind of person who would be very difficult to employ - I'm pretty annoying, but driven.

Uber is a $3.5 billion lesson in building for how the world *should* work instead of optimizing for how the world *does* work

Everything about the enterprise, and then by definition the software the enterprise uses has changed - just in the last 5 years.

Modularize, don't customize. Build a platform as opposed to building all of the custom technology and custom vertical experiences.

My mom is proud of me. But she might not be too happy about the hours I keep or how little I eat. I wake up so late that it would be inappropriate to have breakfast. At most, I will have a snack in the day and dinner. I realize that it's not the healthiest way to live, but it's all I really have time for.