If it is the question that you are referencing to then I would say the answer would be hopeful. The garden Is not dead and she is not as alone as she thinks. You must look into the message of the story for this.
Answer:The speaker believes that Porphyria herself wants to die because he says she felt no pain. In the end, the speaker says, 'And yet, God has not said a word!,' which probably means that he felt God would punish him for the murder. In this interpretation, the themes are Love and Sin.
Answer:
They should be used sparingly throughout the essay. If something is important enough to be in the sentence, it should be fully part of it. As always, make sure to check with your teacher or professor.
Hope this helps!
A moral story. hope thats what ur looking for.