yeah, im studying it now. as shortie said. the irony is that she's trying to understand the psyche and depression. "keep my head" meaning stay calm and concentrate, being ironic to not losing your mind.
inspirational is like lime-tree bower. inspirational to the character or audience, putting them in a better state of mind.
speculative is more like contemplating how bad the future will be. ie: dystopic fiction.
i think.