The poem's central idea is that the

The central theme of a poem represents its controlling idea

Explanation: This idea is crafted and developed throughout the poem and can be identified by assessing the poem's rhythm, setting, tone, mood, diction and, occasionally, title.

in   ¨and yet the books¨   by czelaw miloz the tone is positive since it tells us that when we touch a book, it starts to live and the perspective is in the third person and turns once into the first person. in "the rhinoceros" by eugene ionesco the tone is illogical and absurd   and the perspective is in the third person since it is a play.