But I upvoted your comment because I don't think there's a reason for people to downvote your comment.
It's absolutely acceptable that someone dislikes the poem and wants to express it here.
People confuse the purpose of "downvote". It's not for disagreement. Downvoting buries a comment. We shouldn't bury something just because we disagree with it. That's against one of the most basic human freedom value. If it's just a disagreement, reply to it expressing your view.