“感情用事”，漢語成語，意思是憑個人的愛憎或一時的感情沖動處理事情，可以翻譯為“abandon oneself to emotion，give way to one's feelings”等。例句：不要感情用事Don’t let yourself be swayed by your own sentiments.做生意不能感情用事。There is no place for sentiment in business.