45.In short , we must work diligently to make the world a better place for coming generations . We must not persist in pursuits harmful to the environment .

简而言之，我们必须勤奋工作，为了下一代把世界变成更美好的地方。我们不应该坚持对环境有害的追求。

46.We must avoid overindulgence and conspicuous consumption . We must instead continue to recognize the benefits of thrift in order to protect our newfound prosperity .

我们必须避免过分放纵和铺张浪费。相反，我们应该继续发扬节俭的优点以守护我们新获得的繁荣。

47.It is absolutely essential to reverse the irrational misuse of nonrenewable resources . For example , fuel-efficient motor vehicles must be developed to reduce oil consumption and alternative energy sources must be found to replace coal .

彻底改变对不可再生资源的非理性滥用是绝对有必要的。例如，必须开发节能的机动车减少汽油的消耗量，并且必须找到可替代能源取代煤。

48.While achieving success is easier said than done , persistence does in fact pay off . One of the most important traits of a successful person is self-confidence , another is desire , and still another is determination .

获得成功说起来比做起来容易，然而坚持不懈确实会有好结果。成功人士的最重要的特征之一是自信，第二是渴望，还有一个是决心。

49.Recognizing a problem is the first step in finding a solution .

认识到问题是找到解决办法的第一步。

50.Many of the explanations offered thus far are at least to a certain extent valid , but none fully address the problem and the issue must be examined in a wider context .

目前提供的许多解释至少在一定程度上是正确的，但是，没有一个解释能完全处理问题，这件事情必须放在更广阔的背景中考虑。

51.There are no immediate solutions for reversing the Asian financial crisis , but convincing affected nations to practice fiscal restraint will be highly beneficial .

没有能立即扭转亚洲金融危机的办法，但是，它使受到影响的国家相信实行财政控制将大有益处。

52.Immediate solutions for solving problems surrounding poverty remain elusive . However , public recognition of the necessity to provide a better quality of life for millions of people will represent the first step in finding effective solutions .

立即解决贫困问题的办法仍然是难以捉摸的。然而，公众认识到为数百万人提供更高质量的生活的必要性是找到有效的解决办法的第一步。

53.What dose the future hold if mankind persists in wasting natural resources ? While no one knows for sure , scientists do exhibit a degree of certainty when predicting that future generations will face a dramatically diffrernt world .

如果人类继续浪费自然资源，未来将会有什么贮藏？没有人知道明确的答案，但是，科学家在预测后代将面对一个迥然不同的世界时确实有一定的把握。