A Prayer for Indifference, reported in Bartlett's Familiar Quotations, 10th ed. (1919).
Frances Greville née Macartney was an Irish poet and celebrity in Georgian England.
She was born in Longford, Ireland in the mid-1720s; one of four daughters of James Macartney and Catherine , daughter of the eminent judge Thomas Coote and niece of Richard Coote, 1st Earl of Bellomont.
By the early 1740s, she was in London, accompanying Sarah Lennox, Duchess of Richmond. Horace Walpole's poem The Beauties mentions her as "Fanny" among the most prominent women at court.
Frances married Fulke Greville of Wilbury House in 1748 after an elopement. Greville was a gambler and a dandy, but that he loved his wife is witnessed by her presence
Wikipedia
A Prayer for Indifference, reported in Bartlett's Familiar Quotations, 10th ed. (1919).