Question

In the meantime, if you demand on the one hand,

the raw material of poetry in
all its rawness and
that which is on the other hand
genuine, you are interested in poetry.

What is the theme of this excerpt?
Poetry should convey truthful content and emotion.
Poetry should never be edited or revised.
If you do not understand poetry, you cannot like it.
If you like poetry, you do not truly understand it.

Answer 1

Poetry should convey truthful content and emotion

Answer 2

The theme of this is the idea that all the actions which you do to try to determine the aesthetic of a poem is vain if you in any way feel the need to manipulate it or even try to interpret it -- it is its own being. It is a complex, incalculable demonstration of beauty.