What a gentleman sees is good, and what a villain sees is evil. Chen, who picks up waste, doesn't imagine the simple thing of helping others as complex and terrible as some people do. As a person with a real sense of justice, she won't consider whether she will be wronged for doing good before helping others, looking for an excuse for inaction. How can it be so difficult to do such a thing? Whether to help the weak who fell to the ground seems to be an important social problem today.
the purpose of the above paragraph?
People with a sense of justice will not consider gain and loss when doing good.