祸福的来源本非命中注定,没有常规。《左传・襄公二十三年》:“祸福无门,唯人所召。”《元・郑光祖・老君堂・第一折》:“常言道:『祸福无门,人自攀。』”
英语 Happiness and woe are two things to which there is no open door.