In the past, people have looked at photos as a record of memory. The focus has been on the past tense. With Instagram, the focus is on the present tense.

Focusing on one thing and doing it really, really well can get you very far.

If you've got an idea, start today. There's no better time than now to get going.

I promise you, a lot of it is luck. But you make your own luck by working really hard and trying lots and lots of things.

Above all else, products spread when they're useful and they're usable

I think Instagram at its best is where you feel like you're getting the most authentic version of the person on the other side of the camera.

Great products sell themselves.

Our goal is to not just be a photo-sharing app, but to be the way you share your life when you're on the go.

Every photo you take communicates something about a moment in time - a brief slice of time of where you were, who you were with, and what you were doing.

Every startup should address a real and demonstrated need in the world. If you build a solution to a problem lots of people have, it's so easy to sell your product to the world.

I really love connecting people, creating communities. As a kid, creation was something that I always loved.

The words hurt my throat a little – probably because I was swallowing my pride, and it didn’t taste so great.

In today's amphetamine world of news junkies, speed trumps thoughtfulness too often.

It is blasphemy if you pray before God while you are full of anger.

We all hope that TV will bring something added to the book - not just an audience - it will bring an interpretation and skills that you may not have as a writer.

But nothing will ever change if we keep pretend. People 'live out loud', as you say, not merely for themselves but for a more honest future.

In London, Man is the most secret animal on earth.

Commitment to a set of rules frees your play to attain a profundity and vigor otherwise impossible.

I'll picture Rat Kiley face, his grief, and I'll think, You dumb cooze. Because she wasn't listening. It wasn't a war story. It was a love story.

Larger deficits are necessary and proper means to mitigate unemployment as the far greater evil in terms of human welfare.

It's a lot harder to do an ensemble because your energy is going in so many different places, and you have to cover everybody. You have to sort of split your attention.