Letter to William H. Channing(?)
p179“a remembrance of man's limitations seems to call on Polycrates to cast forth his ring”
Fuller, Margaret. The Letters of Margaret Fuller. Edited by Robert N. Hudspeth. Vol. II. Ithaca: Cornell University Press, 1984.
Inferred Fuller alludes to 'Polycrates cast forth his ring' — Hudspeth identified this as Schiller's ballad 'Der Ring des Polykrates' (1797): ' The allusion is to the story of Polycrates of Samos who threw his ring into the sea to temper his fortune.