Je l’ai envoyé promener (or, paître) = I sent him about his business.
Va te promener! (fam.) = Go to Jericho! Get along with you!
[Compare: “Βάλλ᾽ εἰς μακαρίαν” = Go to Glory.—Plato, Hipp. Major, 293A—a euphemism for Βάλλ᾽ εἰς ἅδον.]
Promettre
*Chose promise, chose due = Promises should be kept.
Promettre et tenir sont deux = It is one thing to promise, another to perform.
Propos
Il est venu fort à propos = He came very opportunely.
À propos, viendrez-vous ce soir? = By the way, shall you come this evening?
L’à-propos fait le mérite = Seasonableness gives everything its price.