After Pope, in the beginning of Romanticism, people developed the idea that imagination rather than reason was a special form of knowledge and its best expression is through poetry. Therefore, poetry should not try to do the stuff that mere prose does: convey information or make arguments about ideas.
Robert HassThere's very little solid research on readership, yet people make pronouncements about it all the time.
Robert HassI teach a lecture course on American poetry to as many as 150 students. For a lot of them, its their only elective, so this is their one shot. Theyll take the Russian Novel or American Poetry, so I want to give them the high points, the inescapable poets.
Robert Hass