Where does the expression no good deed goes unpunished come from?

‘No good deed goes unpunished’ is a remark attributed to Oscar Wilde, who lived from 1854-1900. See Cassell’s Humourous Quotations edited by Nigel Rees. It certainly has the ring of one of his sayings.

Is it true that no good deed goes unpunished?

The phrase no good deed goes unpunished is a cynical twist on the idea that good people are rewarded for being good. In real life, this is often not the case. The proverb no good deed goes unpunished has been variously attributed to Walter Winchell, John P. Grier, Oscar Wilde and Clare Boothe Luce.

What’s the meaning of unpunished?

not punished
Definition of unpunished

: not punished an unpunished criminal/crime an offense that should not be allowed to go unpunished.

Will not go unpunished meaning?

From Longman Dictionary of Contemporary English go unpunishedif someone or something bad they have done goes unpunished, they are not punished An attack like that cannot go unpunished.

How far the little candle throws its beams?

So shines a good deed in a weary world.” ~ William Shakespeare, The Merchant of Venice.

Is doing a good deed its own reward?

Proverb. One should not expect a reward for good deeds, but should perform them merely for the satisfaction of doing so.