M. C. Escher

“Are you really sure that a floor can't also be a ceiling?”

“I don't use drugs, my dreams are frightening enough.”

“Only those who attempt the absurd will achieve the impossible. I think it's in my basement... let me go upstairs and check.”

“We adore chaos because we love to produce order.”

“My work is a game, a very serious game.”

“He who wonders discovers that this in itself is wonder.”