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

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

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.

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

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

Only the weak in spirit causes others pain.

Happiness in a family really revolves around how much money I have in my disposal.

Living happily is a matter of holding on to your peace of mind and celebrating your life daily while you still have it.

Never settle... go after your dreams aggressively. Ignore the doubters, step over them. Stay focus on your prize.

Cats never weep, she told herself, no more than wolves. It's just a stupid dream.

When you go to war, both sides lose totally.

I love making pictures but I don't like talking about them.

I'm always learning when I'm surrounded by great people. In every experience, I feel like I'm learning. I'm not like, "Oh good. I'm done! I don't have to learn anymore."

No one ever accepts criticism so cheerfully. Neither the man who utters it nor the man who invites it really means it.

If you wish to enrich days, plant flowers; If you wish to enrich years, plant trees; If you wish to enrich Eternity, plant ideals in the lives of others.