A reader raised this question, though in a rather different tone.
Poetry and Political theory? Well why not? Then I remembered I had already addressed this comparison in another context and it is still out there in the cybersphere. Click the link
http://www.dest.gov.au/archive/highered/hereview/submissions/submissions/j/jackson.htm
For those who do not want to read the words of wisdom there just search for Hope, A D Hope the poet, and the scales will fall from eyes. Here he is as I knew him 
Yes, in this way, at least, political theory may be like some poetry. I’ll settle for wisdom. Glad I got that cleared up.
By the way, what is it about poetry that attracts such a negative tone?
As always more later.
As to the creation of knowledge perceiving what the world is really like, both similiar.