Yeats seems to be reversing this trick in "The Fisherman," seems to be converting myth back into reality the ideal object of desire from a glimmering girl back into a trout.

叶芝好像在渔夫一诗里,颠倒了这一转变“,好象是把神话转回现实,欲望的理想载体从,若隐若现的姑娘变成了鳟鱼。

耶鲁公开课 - 现代诗歌课程节选

Oftentimes, inventions that seem, in the abstract, to be good ideas may be impossible because something that you have to do to make it actually come into practice is too expensive and so it's not economic to produce the invention.

通常在理论上,创新固然不错,但却很难实现,因为把创意变成现实,花费会相当的昂贵,实现这样的创意非常不合算

耶鲁公开课 - 金融市场课程节选