sentences:  It has been supposed to have been written in 1185 at the request of Marie de Champagne, daughter of King Louis VII of France and of Eleanor of Aquitaine.A dismissive allusion in the text to the "wealth of Hungary" has suggested the hypothesis that it was written after 1184, at the time when Bela III of Hungary had sent to the French court a statement of his income and had proposed marriage to Marie's sister Marguerite of France, but before 1186, when his proposal was accepted.John Jay Parry, who edited "De Amore", has described it as "one of those capital works which reflect the thought of a great epoch, which explains the secret of a civilization."