Foursquare's adoption of a game dynamic when it launched is a particularly clever implementation of a social hook.

I get everything that satisfies my soul from bringing together objects that are in the world, manipulating them, working with spatial arrangements, and having things presented in the way I want to see them.

Many artists stick to making and hire a manager to focus on their business. Artists that build websites and mobile apps can do that, too.

I use beauty as a way of helping people to receive difficult or upsetting ideas. The topical issues are merely a vehicle for making one aware of one's own perceptual shift-which is the real thrill.

The more entrepreneurs in the world that are getting their ideas financed, the more great companies there are going to be that we can all invest in.

Don't try to solve the entire problem on day one.

Certainly anything that is news or opinion needs to be free on the Web, because the Web is this very fluid medium that is very much driven by links and the flow of visitors through a discussion via links.