徐悲鸿的写实主义思想主要有三点来源:父亲徐达章、老师康有为及留学法国接受的近现代西方写实主义美术思潮;其主要作品是人物画,大力呼吁改良中国画,并在美术教育和实践中身体力行,认为中国的美术改革要古法之佳者守之,垂绝者继之,不佳者改之,未足者增之,西方画之可采入者融之;中国抗日战争的爆发,为了适应战争宣传和人民的动员中国画得到了无限止之拓展,徐悲鸿的写实主义绘画方式适时的适应了“艺术为工农兵服务”的文艺思想并且成为当时最恰当的表达方式。 Xu Beihong’s realism thought mainly comes from three sources: his father Xu Dazhang, teacher Kang Youwei and studying in France accepted modern western realism art trend of thought; his main works are portrait painting, strongly call for improving Chinese painting, and practice art education and practice, think China’s fine arts reform should be preserved by the ancient laws of the best, followed by the extinction, those who are not good to change, the lack of those who increase, the Western art of the admissibility of those melting; war of resistance against Japan, in order to adapt to war propaganda And the people’s mobilization of Chinese painting has been infinitely expanded, Xu Beihong’s realistic painting method timely adapted to the “Art for the workers, peasants and soldiers serving ” literary thought and became the most appropriate expression at the time.