If you doubt the importance of the study of political ideas for politics,

若你怀疑政治思维研究的重要性
consider the works of a famous economist,

想想著名经济学家的著作
John Maynard Keynes, everyone's heard of him.Keynes wrote in 1935.

凯恩斯大家都听过吧凯恩斯于1935年写道
"The ideas of economists and political philosophers,

“经济学家和政治哲学家的思维
both when they are right and when they are wrong,are more powerful

无论对错都比寻常认知来的强大...
than is commonly understood... Practical men," Keynes continues,

实事求是的人" 凯恩斯继续写道
practical men "who believe themselves to be quite exempt from any

实事求是的人"相信自己不易受任何知识影响
intellectual influences,are usually the slave of some defunct economist.

通常是一些已故经济学家的奴隶
Madmen in authority, who hear voices in the air,

掌权的疯子听信空穴来风的事
are distilling their frenzy

正淬炼着他们的疯狂
from some academic scribbler of a few years back" .

从几年前一些三流学者中
So this course will be devoted to the study of those "academic scribblers"

所以本课程将献给对那些"三流学者"所作的研究