If your goal is to make money, becoming an entrepreneur is a sucker's bet. Sure, some entrepreneurs make a lot of money, but if you calculate the amount of stress-inducing work and time it takes and multiply that by the low likelihood of success and eventual payoff, it is not a great way to get rich.

We must learn what customers really want, not what they say they want or what we think they should want.

What if we found ourselves building something that nobody wanted? In that case what did it matter if we did it on time and on budget?

Except in very narrow cases, where there's breakthrough science that needs patent production, worrying about competitors is a waste of time. If you can't out iterate someone who is trying to copy you, you're toast anyway.

Leadership requires creating conditions that enable employees to do the kinds of experimentation that entrepreneurship requires.

This is one of the most important lessons of the scientific method: if you cannot fail, you cannot learn.

All innovation begins with vision. It’s what happens next that is critical.