Altruism? It is defined as the principle and moral practice of concern for promoting well-fare of other human beings or animals, resulting in a quality of life both material and spiritual. It is not only beneficial but also provides fresh insights for life. As discovered by many recent researches, Western cultures has expressed a high regard for altruism, but the story is not done at this point. Although beneficial, it can be a back door to hell. Witnessed by history, well-meaning tendencies by some altruistic people result in horrific episodes in differing forms. Next, I'll detail more about pathological altruism.