根据传统科学文献描绘的人类发展情景,在繁忙的童年和青春期之后,年轻人开始了其职业生涯和社会生活,接着步入一个黑箱。他们在大约40年后才能脚步蹒跚地走出黑箱,面对阴郁多变的老年。流行的著述认为,在黑箱内发生的是过了顶峰和走向坟墓的——或者更糟,是走向养老院的每况愈下、令人不满、甚至是创伤性的行军。在有关中年的谈话中往往会提及的轶事都是 According to the human development scenario depicted in traditional scientific literature, young people start their careers and social life after a busy childhood and adolescence, then step into a black box. About 40 years later, they could falter out of their black boxes and face gloomy old age. Popular writings argue that the culmination of the black box and the move to the grave - or worse, the deteriorating, unsatisfying and even traumatic march toward nursing homes. Anecdotes are often mentioned in conversations about middle age