Civility costs nothing

(redirected from Courtesy costs nothing)

Civility costs nothing.

 and Courtesy costs nothing.
Prov. It never hurts you to be polite. Always greet people politely, no matter what you think of them. Civility costs nothing. Why not write Mildred a thank-you note? Courtesy costs nothing.
See also: cost, nothing
References in periodicals archive ?
Please, Track 2000, respect costs nothing, courtesy costs nothing.
Common courtesy costs nothing," says Swinton director Chris Collings.
The thing I can't understand is why the warden didn't call him through the open door - it would have been courteous to do so - and there's my answer - courtesy costs nothing.