Trim my beard, and I will trim your top-knot.
More French Proverbs:
The first love letters are written with the eyes.French
He who dispraises a thing, wants to buy it.
French
Better walk before a hen than behind an ox.
French
There's no need to grease the fat pig's rump.
French
All cats are alike grey at night.
French
He who fondles you more than usual has either deceived you or wants to.
French