The Lean Startup asks people to start measuring their productivity differently. Because startups often accidentally build something nobody wants, it … - Eric Ries

The goal of a startup is to figure out the right thing to build — the thing customers want and will pay for — as quickly as possible.

the Lean Startup is a new way of looking at the development of innovative new products that emphasizes fast iteration and customer insight, a huge vision, and great ambition, all at the same time.

This is true startup productivity: systematically figuring out the right things to build.

The goal of a startup is to figure out the right thing to build — the thing customers want and will pay for — as quickly as possible. In other words, the Lean Startup is a new way of looking at the development of innovative new products that emphasizes fast iteration and customer insight, a huge vision, and great ambition, all at the same time.

Because startups often accidentally build something nobody wants, it doesn’t matter much if they do it on time and on budget.

As you consider building your own minimum viable product, let this simple rule suffice: remove any feature, process, or effort that does not contribute directly to the learning you seek.

Innovation accounting begins by turning the leap-of-faith assumptions discussed in Chapter 5 into a quantitative financial model. Every business plan has some kind of model associated with it, even if it’s written on the back of a napkin. That model provides assumptions about what the business will look like at a successful point in the future.

Leadership requires creating conditions that enable employees to do the kinds of experimentation that entrepreneurship requires.