"I don’t think art is propaganda; it should be something that liberates the soul, provokes the imagination and encourages people to go further."

"I don’t think art can change the world, but it can change people, and people can change the world."

"I started drawing in the subway in 1980. I was riding the subway, and I saw these black panels, and I just thought, 'How perfect.'"

"I am a necessary part of the city. Like the hot dog stands and the traffic lights."

"The only rule is: there are no rules."