In order to explore the relationship between college students sense of responsibility,self-efficacy and grit quality,420 colleges students from a university were investigated by using the sense of responsibility scale,self-efficacy questionnaire and concise grit self-report scale.The results show that:(1)Female college students have slightly significant margin higher than male college students in grit quality dimension;The only-child college students are significantly higher in self-efficacy than non only-child college students(p