Startups don’t fail because they lack a product; they fail because they lack customers and a profitable business model.

We now know that something between 85 and 90 percent of most software product features are unwanted and unneeded by customers. That is an enourmous ammount of waste of time and money that ends up on the floor.

A startup is a temporary organization designed to search for a repeatable and scalable business model.

Essentials of how to do a startup do not include writing a business plan

You need to ask yourself, ‘Where do you want to work: startups, mid-size or large companies?’ If you find yourself debating the ‘startup versus large company’ choice you’ve already chosen the big company. Entrepreneurship isn’t a career choice it’s a passion and obsession.

Using the Product Development Waterfall diagram for Customer Development activities is like using a clock to tell the temperature. They both measure something, but not the thing you wanted.

When you're gone would you rather have your gravestone say, 'He never missed a meeting.' Or one that said, 'He was a great father.'