1755, Eliza Haywood (pseudonym Exploralibus), The Invisible Spy, London: T. Gardner, Volume 3, Book 6, Chapter 1, p. 175,
But how great soever the satisfaction was which this happy couple received from my behaviour towards them, I think it could scarce exceed what I felt in my own bosom, on finding so perfect a harmony, so uncounterfeited a tenderness, so warm an affection, reciprocally given and paid between two persons united in the manner they were […]