Earlier quoted context omitted.
"There are two novels that can change a bookish fourteen-year old's life: The Lord of the Rings and Atlas Shrugged. One is a childish fantasy that often engenders a lifelong obsession with its unbelievable heroes, leading to an emotionally stunted, socially crippled adulthood, unable to deal with the real world. The other, of course, involves orcs." -- John Rogers
Responding with an ad hominem - whether at the author of the quote or the poster of it by association - is both an ineffective response (the appeal to emotion signals an inability to argue rationally) and lowers the quality of discussion (by taking it away from the point, into emotional territory). Constant appeals to emotion and resorting to a wide array of fallacies allows for strongmen to build tribes which follow…
Anecdotally I too had this "They Live" sunglasses moment.
You are reading Atlas Shrugged and you think this book is the Truth this is IT. Those other silly teenagers getting into religion or socialism or drugs or music they are so deluded.
This is why the John Rogers quip was particularly apt here.
Again the Rand quote is a good/truthful axiom/premise. The problem comes when someone impressionable treats the whole book as the bible.