Walter Gropius Quotes
"Paul Klee, 1879-1940: Poet of Colours, Masters of Lines". Book by Paul Klee and Susanna Partsch, p. 47, 2000.
A modern, harmonic and lively architecture is the visible sign of authentic democracy.
"Words of Art: Inspiring Quotes from the Masters". Book published by Adams Media, 2013.
Speech at Harvard Department of Architecture. "Architects on Architecture". Book by Paul Heyer, 1966.
Walter Gropius, Ise Gropius (1968). “Apollo in the democracy: the cultural obligation of the architect”