Science and vision are not opposites or even at odds. They need each other. I sometimes hear other startup folks say something along the lines of: 'If entrepreneurship was a science, then anyone could do it.' I'd like to point out that even science is a science, and still very few people can do it, let alone do it well.

The lesson of the MVP is that any additional work beyond what was required to start learning is waste, no matter how important it might have seemed at the time.

Most start-up companies fail and it is smart public policy to help entrepreneurs increase their odds of succeeding. But, the biggest loss to our economy is not all the start-ups that didn't make it: It's the ones that might have been created but weren't.

Meritocracy is a good thing. Whenever possibly, people should be judged based on their work and results, not superficial qualities.

By the time that product is ready to be distributed widely, it will already have established customers.

Vanity metrics are the numbers you want to publish on TechCrunch to make your competitors feel bad.

New Customers come from the action of past customers