a fool shows his annoyance at once, but a prudent man overlooks an insult

US /ə ˈful ˌʃoʊz hɪz əˈnɔɪ.əns ət ˌwʌns bət ə ˈpruː.dənt ˌmæn ˈoʊ.vər.lʊks ən ˈɪn.sʌlt/
"a fool shows his annoyance at once, but a prudent man overlooks an insult" picture
1.

愚か者はすぐに怒りを露わにするが、賢明な人は侮辱を無視する