Ah! the Roman emperor, who desired that his slavery might be alleviated by his fetters being made of gold, was a very rational person. I have always considered it an allegory, showing the necessity of marrying for money.
1834, L[etitia] E[lizabeth] L[andon], chapter III, in Francesca Carrara. […], volume II, London: Richard Bentley, […], (successor to Henry Colburn), pages 30–31