He emphasizes that there is a nearly perfect correlation between a family's socioeconomic status and its children's grades at school. Lee argues that we will be doing these children wrong if, knowing this, we fail to act to break this vicious cycle.
李家同強調，家庭社經地位幾乎與孩子的課業成績「百分之百」連結；如果明知如此卻不能痛下決心，斬斷這種階級複製的惡性循環，「那就是國家對不起這些孩子！」