To have one's mother-in-law in the country when one lives in Paris, and vice versa, is one of those strokes of luck that one encounters only too rarely.
With a woman, always make good use of a secret. She will be proportionally grateful to you, like a scoundrel who grants his respect to an honest man he has been unable to swindle.
Between the daylight gambler and the player at night there is the same difference that lies between a careless husband and the lover swooning under his lady's window.