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

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

Unless you have tested the assumptions in your business model first, outside the building, your business plan is just creative writing.

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

The world is run by those who show up not those who wait to be asked.

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.

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

Build and they will come’ is not a strategy, it’s a prayer.

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

A business model describes how your company creates, delivers and captures value.

Accept things that will make you happy. This is the joy of sacred existence.

I didn't want to become a pure mathematician, as a matter of fact, my uncle was one, so I knew what the pure mathematician was and I did not want to be a pure - I wanted to do something different.

If a manager of mine ever said someone was indispensable, I'd fire him.

Forever is a very long time, especially the bit towards the end.

I do appreciate a woman who has a passion for sports and knows their stuff.

In autumn, when the leaves are brown, Take pen and ink, and write it down.

Truth and ahimsa will never be destroyed.

You know, dark matter matters.

You will not find the treasure of your Personal Legend unless you want to live that Legend.

Titles are abolished; and the American Republic swarms with men claiming and bearing them.