But there's no way round it-commercial success is a mark of failure for a graffiti artist. We're not supposed to be embraced in that way. When you look at how society rewards so many of the wrong people, it's hard not to view financial reimbursement as a badge of self-serving mediocrity.

As far as I can tell the only thing worth looking at in most museums of art is all the schoolgirls on daytrips with the art departments.

You're advised not to drink the replica Arab spring water.

I just wanna make the world a better-looking place. If you don't like it, you can paint over it!

I love the way capitalism finds a place - even for its enemies.

I know street art can feel increasingly like the marketing wing of an art career, so I wanted to make some art without the price tag attached. There's no gallery show or book or film. It's pointless. Which hopefully means something.

There are four basic human needs; food, sleep, sex and revenge.