AIGA / designquote
“Are you really sure that a floor can’t also be a ceiling?” —M.C. Escher http://eyeondesign.aiga.org/design-quote-can-floor-be-ceiling-mc-escher/
“Are you really sure that a floor can’t also be a ceiling?” —M.C. Escher http://eyeondesign.aiga.org/design-quote-can-floor-be-ceiling-mc-escher/