What is human? What is the ultimate act of love and kind? What is the profound love? What is unselfishness? What is mercy? What is moral? What is live? What is death? Can we choose how to live and how to die? Can the one we love and the one love us choose death on behalf of us? On what condition it is? 这世界有多少人,就会有多少答案吧?只是为什么,我们一定要一个规范的标准答案呢?我们可能有吗?我们应该有吗?应该吗?