In a startup, both the problem and solution are unknown.

Don’t be in a rush to get big. Be in a rush to have a great product.

The only way to win is to learn faster than anyone else.

The minimum viable product is that version of a new product which allows a team to collect the maximum amount of validated learning about customers with the least effort.

Every startup has a chance to change the world, by bringing not just a new product, but an entirely new institution into existence.

A startup is a human institution designed to deliver a new product or service under conditions of extreme uncertainty.

Lean thinking defines value as providing benefit to the customer; anything else is waste.

If we do not know who the customer is, we do not know what quality is.

Innovation is a bottoms-up, decentralized, and unpredictable thing, but that doesn’t mean it cannot be managed.

Zero invites imagination, but small numbers invite questions about whether large numbers will ever materialize.

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.

Dearest Annie, Roses are red. Violets are blue. I’m using my hand But I’m thinking of you. - Ronan P.S. Just to clarify, I’m using my hand to write this note…get your mind out of the gutter.

I am afraid... But I keep on loving what's on the other side of this fight, and that will have to make me brave.

I believe in taking chances and living your life. Sometimes doors open and others close and you have to figure out which one you're going to take. I'm always for the one that's challenging.

A company works best when everybody does the job he is paid to do.

There can be no economy where there is no efficiency.

I believe it is a tradition in baseball that when a pitcher has a no-hitter going, no one reminds him of it.

Yes, it is easy to see that nearly six years of magical education have not been wasted on you, Potter. Ghosts are transparent.

My songs pretty much revolve in my brain most of the time - usually, whatevers coming next.

Raise your glass if you are wrong in all the right ways.

Duty is heavy as a mountain, death is light as a feather.