假定现代科学技术将继续进步是很有道理的。相信科技会大幅度地改变我们的生活方式也是同样有道理的。然而，同样的逻辑不能用于改善社会上的相互作用。

　　178. Belief in the wonders of modern medical science is quite understandable . It is also quite possible that our faith in the ability of scientists to find the key for prolonging life are well-founded . Yet , the wisdom of prolonging life remains in question when considering the already massive global population and projected future growth .

　　相信现代医学的奇迹是可以理解的。很有可能我们相信科学家能够找到延长生命的关键也是有根据的。但是，考虑到已经非常庞大的世界人口和预计的未来的增长，延长生命是否明智仍有疑问。

　　179. It is one thing to support euthanasia , but quite another to offer any justification for genocide .

　　支持安乐死是一回事，为种族灭绝提供正当的理由是另一回事。

　　180. Claiming the need for censorship is one thing , but rationally proving its redeeming values represents a quite different issue .

　　主张审查制度的必要性是一回事，理智地证明它的可取之处是完全不同的另一回事。

　　181. Chances are that man will eventually land on Mars .

　　人类有可能最终登陆火星。

　　182. The likelihood for peace in the Middle East remains questionable .

　　中东和平的可能性仍让人怀疑。

　　183. The necessity for nuclear nonproliferation seems clear .

　　防止核扩散的必要性似乎清清楚楚。

　　184. It is perhaps more accurate to consider the family as a blanket of security , rather than a cloak of bondage .

　　把家庭看作保护安全的毯子可能比把它看做束缚的斗篷更确切。

　　185. While generalizations are dangerous , it is quite safe to present solid evidence .