The point is not to find the average customer but to find early adopters: the customers who feel the need for the product most acutely. Those custome… - Eric Ries

We must avoid the caricature that science means formula or a lack of humanity in work. In fact, science is one of humanity’s most creative pursuits. I believe that applying it to entrepreneurship will unlock a vast storehouse of human potential.

Here’s how to use Five Whys analysis to build an adaptive organization: consistently make a proportional investment at each of the five levels of the hierarchy. In other words, the investment should be smaller when the symptom is minor and larger when the symptom is more painful.

You cannot be sure you really understand any part of any business problem unless you go and see for yourself firsthand. It is unacceptable to take anything for granted or to rely on the reports of others.