A startup is a human institution designed to deliver a new product or service under conditions of extreme uncertainty.

It doesn't matter if you call it a boom or a bubble. The startup business moves in cycles, and what goes up will eventually come down.

Our educational system is not preparing people for the 21st Century. Failure is an essential part of entrepreneurship. If you work hard, you can get an 'A' pretty much guaranteed, but in entrepreneurship, that's not how it works.

Most companies are busy making their products worse, not better. Updating is almost always a disaster.

The lean startup method is not about cost, it is about speed.

If you can’t out iterate someone who is trying to copy you, you’re toast anyway.

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