This reads like a high schooler discovering that film can manipulate you, but doesn't go any further than that.

"We like to believe that we form our opinions by gathering evidence, weighing facts, and arriving at reasonable conclusions. Be for real. No we do not."

She speaks for herself. The author then doesn't bring up a single fact, piece of evidence, or anything else besides just restating the pedestrian premise a few times. I don't share her inability to study a topic in-depth, come to a conclusion or challenge my previously held beliefs, and then pass judgment while attaching a calibrated degree of certainty to the soundness of my conviction.