Andy Warhol defined Pop Art.

After pop art, graffiti is probably the biggest art movement in recent history to have such an impact on culture.

Graffiti doesn't exist unless someone got a photo, because it's gone immediately.

One of the interesting things about skateboarding and graffiti is that skateboarding exists in the documentation of an act.

I believe that an art exhibition can be engaging, fun and deeply intellectually satisfying and serious. These are not contradictory concepts in art.

In the 1970s when I started in the art world, no self-respecting artist would have stood in line to try to get on a television show. It never would have happened.

There is a constant ebb and flow in art historical reputations. The reputation of even the greatest figures like Picasso are in flux.

Every day you run into artists on the streets in SoHo or other creative people you want to do something with. There's nothing to match that chance encounter.

Street culture is punk, hip-hop, skateboarding, surfing, graffiti. It's like a massive global culture that is all tied together. But for so many years it was very geographic.

When skateboarding and punk merged, it really became a large teen subculture.

Dennis Hopper is one of the great American lives.

Fate’ and ‘coincidence’ are the mythological derivatives authored by those who refuse to see a ‘greater purpose’, because such a conclusion would naturally suggest a ‘Greater Being’.

Be joyful and beautiful like a flower and share your treasures with the universe.

Fame changes everything. When you're well-known, you're expected to be different. Some people assume you must have a yacht and four homes. Or that you're famous because you are 'A Decent Man'.

If your focus is always changing, expect confusion to be rampant on your team.

So much of contemporary crime fiction is painful to read and obsessed with violence, particularly against women, and I can't read that.

Art is not a democracy, in fact art is the enemy of democracy

I used to have a real problem with self-pity. Every time the devil would throw a pity party, I would attend.

I think jazz is actually quite unforgiving in its disdain for nostalgia. It demands creativity and change at its highest level.

Fantasy is uni-age. You can start it in the creche, and it follows you to death.

Russia hosts a lot of forums, including the International Economic Forum in St Petersburg, [usually in the beginning of summer], as well as the Economic Forum in Sochi.