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1.
An expression (a French idiom actually = politeness always) a classy and cool person says whenever he/she has the right (in a certain context) to be rude but does not use this very right.
A: Hey, B, Mr. X is such a asshole when talking to you ! Why don't you just tell him to fuck off ?

B: Well... Toujours la politesse !
by Urban_Lexicographer October 09, 2012