To be sure, a loving woman shows even more ingenuity in inventing doubts of her lover than in varying the monotony of his happiness
 Honoré de Balzac, Father Goriot (1835). copy citation

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Author Honoré de Balzac
Source Father Goriot
Topic happiness love
Date 1835
Language English
Reference
Note Translated by Ellen Marriage
Weblink http://www.gutenberg.org/files/1237/1237-h/1237-h.htm

Context

“he would write, it would be much better to do it by letter, and not to utter the words that should stab her to the heart. So when the servant announced M. Eugene de Rastignac, the Marquis d’Ajuda-Pinto trembled with joy. To be sure, a loving woman shows even more ingenuity in inventing doubts of her lover than in varying the monotony of his happiness; and when she is about to be forsaken, she instinctively interprets every gesture as rapidly as Virgil’s courser detected the presence of his companion by snuffing the breeze. It was impossible, therefore, that Mme.” source