"Quote in Morandi's letter of 14 Oct. 1919 to the Futurist painter Carlo Carrà; as cited in Morandi 1894 – 1964, ed: M. C. Bandera & R. Miracco, Museo d’Arte Moderna di Bologna, 2008; p. 92"
January 1, 1970
https://en.wikiquote.org/wiki/Giorgio_Morandi