[Literature] Yeats, William Butler. (1865 - 1939). Autograph Quotation. A beautiful autograph quotation from the Irish poet and playwright recognized as one of the key figures in twentieth-century literature. AQS on an off-white 5 x 3 card. Yeats pens a quote from his 1918 poem "Tom O'Roughley": “For Wisdom is a butterfly, And not a gloomy bird of prey. W. B. Yeats, April 20, 1924.” In fine condition.