Six Memos for the Next Millennium is a book based on a series of lectures written by Italo Calvino

Italo Calvino

Italo Calvino was an Italian journalist and writer of short stories and novels. His best known works include the Our Ancestors trilogy , the Cosmicomics collection of short stories , and the novels Invisible Cities and If on a winter's night a traveler .Lionised in Britain and the United States,...

 for the Charles Eliot Norton Lectures

Charles Eliot Norton Lectures

The Charles Eliot Norton Professorship of Poetry at Harvard University was established in 1925 as an annual lectureship in "poetry in the broadest sense" and named for the university's former professor of fine arts. Distinguished creative figures and scholars in the arts, including painting,...

 at Harvard, but never delivered as Calvino died before leaving Italy

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

. The lectures were originally written in Italian

Italian language

Italian is a Romance language spoken mainly in Europe: Italy, Switzerland, San Marino, Vatican City, by minorities in Malta, Monaco, Croatia, Slovenia, France, Libya, Eritrea, and Somalia, and by immigrant communities in the Americas and Australia...

and translated by Patrick Creagh. The lectures were to be given in the fall of 1985, and Memos was published in 1988. The memos are lectures on the values of literature which Calvino felt were important for the coming millennium. At the time of his death Calvino had finished all but the last lecture.

The Memos

The values which Calvino highlights are:

1. Lightness
2. Quickness
3. Exactitude
4. Visibility
5. Multiplicity

All that is known of the sixth lecture is that it was to be on consistency.