This paper states the current situation of foreign language teachers' affective variables in universities for ethnic minorities when teaching a foreign language. It emphasizes the urgent need of improvement of affective variables in such universities based on relevant research results and an interview performed in a university for ethnic minorities. Its purpose is to arouse people's attention on teachers' quality development, especially teachers' affective variables. Several methods are mentioned to help teachers build a harmonious atmosphere in the classroom and improve teachers' quality and future language teaching.