you can haev nothing but you cann't be nothing
you can have nothing but you can't be nothing.
你可以一无所有,但你不能一事无成。
英语里,somebody可以表示优秀厉害的人,而nobody则相反,表示平凡的人。something和nothing同理,口语中经常用You're really something!来表示夸赞。这里的be nothing也是表示平凡,我觉得可以翻译为一事无成(庸庸碌碌)