<span>a fictitious prose narrative of considerable length and complexity, portraying characters and usually presenting a sequential organization of action and scenes.
Or in your own words a book. basically.
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I think it is paradox because <span>he can't stand anywhere if he moves the world.</span>
I would think that "insensitive" meant that his other girlfriends thought he didn't care, or he was a total idiot or soemthing. Just something like that. I hope this helped a little bit love!