We all know what tragedy is. "Yes, I'd rather not have any more tragedy, please. I'll have comedy, please." Comedy, in the Greek sense, only means that it has a happy ending.

The trick is not to look back, but keep on expressing where I'm at now. It's challenging to create something new, so it's crucial to dwell in the present moment.

In the U.S., ironically, people work longer hours in the U.S. than they do in Europe or in any other industrialized country. They seem utterly oblivious to May Day, don't really know what it is - our own history.

As I developed as an artist and studied art history, I noticed that all the great works were dealing with the human condition. [Art] had humor in it. It had sex in it. But it also had sorrow running through it.

Typically your work will end up in a museum [after] you're dead. And maybe that's the function of a museum. It's an archive of your work after you're dead.

Street posters allowed you to have the last word. If you put them up in your neighborhood, you were speaking to your neighbor.

What's that Regina Spektor song? Museums are like mausoleums. Having your work in a museum is something we as artists aspire to, but I don't think that's something we need to worry about while we're alive. Typically your work will end up in a museum after you're dead. And maybe that's the function of a museum. It's an archive of your work after you're dead. But while we're alive, I like to see it in places where it's connected to day-to-day life and making a difference.