Usually, the poetry is asking questions like how long must this carry on or what would Jesus do or what does God want you to do… and conscience can be stirred up against some tragic situation that must be addressed quickly or for years to come. read more
First, we have to define good poetry. "Good" means: "High quality, excellent" in your context. You ask how high quality or excellent poetry evokes emotion. You aren't specific as to the kind of emotional response. A friend once said that she didn't like The New Yorker because it was always so depressing. read more