好汉不提当年勇

好漢不提當年勇
hǎohàndāngniányǒng
a real man doesn't boast about his past achievements (idiom)

CEDICT

a true hero does not boast about their past glories

Wiktionary

真正英雄炫耀他们过去荣誉

維基詞典

Entry Composition