君子报仇，十年不晚 (君子報仇，十年不晚) jūnzi bàochóu, shí nián bù wǎn

jūnzi bàochóu, shí nián bù wǎn phrase for a nobleman to take revenge, ten years is not too long; revenge is a dish best served cold
Domain: Proverb 谚语
Notes: (CC-CEDICT '君子報仇，十年不晚')