The innocent and the beautiful Have no enemy but time. — W.B. Yeats

Yeats, William Butler. "In Memory of Eva Gore Booth and Con Markiewicz." W. B. Yeats: The Major Works, edited by Edward Larrissy. Oxford University Press, 2008, I. 24.

Yeats, William Butler. "In Memory of Eva Gore Booth and Con Markiewicz." The Winding Stair and Other Poems. The Macmillan Company, 1933, I. 24.