"You cannot change people but you can change the system so that people are not pushed into doing evil things."

"I am a communist. I am not ashamed. I am proud."

"Don't be afraid to think, even if it leads to madness."

"A German officer visited Picasso in his Paris studio during the Second World War. On the table was a photo of Guernica. 'Did you do this?' asked the German. 'No,' replied Picasso, 'you did.'"

"The truly subversive act is not to break the rules, but to follow them to their absurd conclusion."