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.

The company that consistently makes and implements decisions rapidly gains a tremendous, often decisive, competitive advantage.

In a startup no facts exist inside the building, only opinions.

There are no facts inside the building so get the hell outside.

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.

At the end of the day, you can decide whether you want to be an employee with a great attendance record, getting promoted to ever better titles and working on interesting projects - or whether you want to attempt to do something spectacular - this be or do should be a question you never stop asking yourself - for the next 20 years, and beyond.

Greatest risk is not development of new product, but development of customers and markets