The best products in the world have a point of view. The worst products have none.

Everyone gets lucky for some amount in their life. And the question is, are you alert enough to know you're being lucky or you're becoming lucky?

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

Working at a startup to make a lot of money was never a thing, and that's why I decided to just finish up school. That was way more important for me.

I don't think you should ever start a business and move in a direction where you can't see it becoming a business.

With Instagram, the focus is on the present tense.

People interact with their phones very differently than they do with their PCs and I think that when you design from the ground up with mobile in mind, you create a very different product than going the other way.