At a certain point in your career - I mean, part of the answer is a personal answer, which is that at a certain point in your career, it becomes more satisfying to help entrepreneurs than to be one.

Big breakthrough ideas often seem nuts the first time you see them.

Working for a big company is, I believe, much risker than it looks.

Ten to 20 years out, driving your car will be viewed as equivalently immoral as smoking cigarettes around other people is today.

Health care and education, in my view, are next up for fundamental software-based transformation.

I don't waste time being depressed.

Tech stocks are trading at a 30-year-low when compared to the multiples of industrials (companies). Its the weirdest bubble when everyone hates everything.