duc de Louis de Rouvroy Saint-Simon, Memoirs of Louis XIV and His Court and of the Regency…
“ The King avoided all discourse with him upon this matter; M. du Maine the same. M. d'Orleans was contented with a simple approving monosyllable to both, like a courtier who ought not to meddle with anything; and he avoided conversation upon this subject, even with Madame la Duchesse d'Orleans, and with anybody else. I was the sole person to whom he dared to unbosom himself; with the rest of the world he had an open, an ordinary manner, was on his guard against any discontented sign, and against the curiosity of all eyes. ”
