Everything you do in customer development is centered…

Beware of the problem of testing too many hypotheses; the more you torture the data, the more likely they are to confess, but confessions…

— Stephen Stigler

Evidence-based reasoning underpins all scientific thinking, and it involves testing hypotheses or theories against data. Validating a theory requires replicable measurements from independent groups…

— Priyamvada Natarajan

Experimental investigation, to borrow a phrase employed by Kepler respecting the testing of hypotheses, is "a very great thief of time." Sometimes it costs…

— John William Draper

“Contrary to the rules of philosophers of science, who advise testing hypotheses by trying to refute them, people (and scientists, quite often) seek data…

— Daniel Kahneman

“Have we identified a problem a customer wants solved? Does our product solve these customer needs? If so, do we have a viable and…

— Steven Gary Blank

“Surveys can be effective, assuming you’ve done enough customer development already to know what questions to ask. The challenge with surveys is finding people…

— Alistair Croll

“The mix of Customer Development and Agile engineering dramatically increases the odds of new product and company success, while reducing the need for upfront…

— Steven Gary Blank

“the first three steps of Customer Development can be accomplished with a staff that can fit in a phone booth.”

— Steven Gary Blank

Using the Product Development Waterfall diagram for Customer Development activities is like using a clock to tell the temperature. They both measure something, but…

— Steve Blank

All the businesses from the beginning of history have struggled with product development (assuming there is a market, doing the market testing and so…

— Brian Tracy

“Rule No. 2: Pair Customer Development with Agile Development Customer Development is useless unless the product development organization can iterate the product with speed…

— Steven Gary Blank

“The Customer Development model consists of four well-defined steps: Customer Discovery, Customer Validation, Customer Creation, and Company Building.”

— Steven Gary Blank

In science, each new result, sometimes quite surprising, heralds a step forward and allows one to discard some hypotheses, even though one or two…

— Stanley B. Prusiner

Whether statistics be an art or a science... or a scientific art, we concern ourselves little. It is the basis of social and political…

— Adolphe Quetelet

The rules and principles of case law have never been treated as final truths but as working hypotheses, continually retested in those great laboratories…

— Benjamin N. Cardozo