Answer:
Poetry should convey truthful content and emotion.
Step-by-step explanation:
The poem "Poetry" by Marianne Moore delves into the mysterious nature of poetry and how it came to be. Through the diverse emotional, intellectual, and imagination of the writers, the differing yet diverse methods are how poets try to appeal to our thoughts and feelings.
In the given lines, the poet mentions how poetry tends to provide "raw material of poetry in all its rawness and that which is on the other hand genuine". But then again, this is what makes poetry true and how one can know a person is interested in poetry.
Thus, the main theme of the given excerpt is that poetry should convey content that is truthful and appeals to the emotion.