【正确答案】然而，世界就是如此，完美的体系一般而言是无法解决世界上某些更加引人入胜的课题的。

【答案解析】[精解] However，the world is so made that elegant systems are in principle unable to deal with some of the world's more fascinating and delightful aspects．
句子分析：
一、句子可以拆分为三段：However，the world is so made／that elegant systems are in princi- pie unable to／deal with some of the world's more fascinating and delightful aspects．
二、句子的结构：
1)主干结构是the world is so．．．that．．．
2)some 后面有多重定语of the world's more fascinating and delightful aspects．
三、词的处理：
elegant systems (精美的)完美的体系；
in principle 一般而言；
deal with 解决，处理；
aspects 原义是方面，联系上下文译成课题、问题；