Founding a company is a sheer act of will and tenacity in the face of immense skepticism from everyone - investors, customers, friends, family, and employees, to name a few.

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.

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

I was a veritable Johnny Appleseed of grand expectations, and all I reaped for my trouble was a harvest of bitter fruit.

Education must not simply teach work - it much teach life

Never bet the devil your head.

I consider every drummer that ever played before me an influence, in every way.

If God made Adam and Eve, they had children... wait a minute... that means someone banged their sister!

Expression, to a great extent, is a matter of terms, and terms are anyone's.

For things to change, you've got to change. For things to get better, you've got to get better.

End up blowing all of his wages for the week, all for a cuddle and a peck on the cheek.

Cruelty will continue existing on the face of the Earth as long as we have not learned to put ourselves in the place of others.

If somebody I don't like gets in the crosshairs, I pull the trigger. But I don't hunt for them.