Research shows that whether a person is an optimist or apessimist is related to their quality of life, including their physical health.
研究表明，不管一个人是乐观还是悲观，都他的生活质量息息相关，包括身体健康。
The subjects involved first took personality tests in the1960's and then thirty years later they completed a follow-up self-assessment of their healthstatus.
这个主题首次在二十世纪六十年代提出并做了人格测试，三十年后他们后续完成了健康状况的自我评价。
Researchers found that not only did the optimists from the 1960's report better physicaland mental functioning thirty years later, but that optimists also lived longer on average than pessimists.
研究人员发现60年代的乐观主义者不仅身心比30年后的人更健康，而且乐观主义者比悲观主义者更长寿。
It's hardly clear that there is a causal relationship between optimism and health.
很难理清乐观与健康之间的因果关系。
it could be thatthey are related to the same underlying gene complex or set of mechanisms.
也许是因为它们与相同的潜在基因或是一套机制有关。
Still, it sure istempting to surmise that it's partly a positive attitude that keeps people alive for so long.
不过，可以肯定的是，一定程度上的积极心态能让人长寿。
It mayactually be possible that a lot of what my parents have been telling me for years is true.
实际上可能多年来我父母告诉我的许多事情都是真的。
If you think positively, good things may happen to you.
如果你积极地看待这个世界，好的事情就可能发生在你身上。
If you think negatively, then you may doomyourself.
如果你总是消极地看待一切，那样只会让你自己更郁闷。
