The one thing you can rely on is if you get disturbed halfway through a painting and it looks a bit naff, then someone will preserve that piece, remove it and a few months later it'll be paraded round Sotheby's by people wearing white gloves.

Nothing in the world is more common than unsuccessful people with talent, leave the house before you find something worth staying in for.

I don't know why people are so keen to put the details of their private life in public; they forget that invisibility is a superpower.

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

There's obviously nothing wrong with selling your art - only an idiot with a trust fund would tell you otherwise. But it's confusing to know how far you should take it.

Graffiti is one of the few tools you have if you have almost nothing. And even if you don't come up with a picture to cure world poverty you can make someone smile while they're having a piss.

All graffiti is low-level dissent, but stencils have an extra history. They've been used to start revolutions and to stop wars