(Miguel De Cervantes (1547-1616), Spanish writer. Trans. by P. Motteux. Italian proverb quoted by Sancho Panza in Don Quixote, bk. 3, ch. 11, pt. 1 (1605).
This is one of the "catalogue of musty proverbs.")
I turn and turn in my cell like a fly that doesn't know where to die.
(Antonio Gramsci (1891-1937), Italian political theorist. Letter, July 20, 1931. Gramsci: Letters from Prison, no. 199, trans. by Raymond Rosenthal (1993).
Gramsci had been in prison since 1926, when Mussolini had outlawed the Communist Party, and spent the rest of his life there.)