人生活在社会上，作为社会的成员，不是孤零零的，而是与社会发生密切关系的。正如马克思所指出的：人既是自然的人，又是社会的人。象鲁演逊那样流落到孤岛上，一个人生活的情景是极为罕见的。即使是鲁滨逊，也不是绝对的离开人类社会孤独地生活着。他漂流到孤岛上之前是社会 People living in the community, as members of society, not alone, but closely with the community. As Marx pointed out: People are both natural and social people. As Ruyunxun that fell to the island, the scene of a person’s life is extremely rare. Even Robinson is not absolutely left alone in human society. It was society before he drifted onto the island