The author is reading a script. In the second sentence, you proved his point. Also, as someone who had depression at one point and has an anxiety disorder that

The author is reading a script. In the second sentence, you proved his point. Also, as someone who had depression at one point and has an anxiety disorder that is medically treated, but not cured, yes, people with anxiety disorders cannot think coherently. One of the many symptoms of panic includes the inability to use your brain. Think dear in the headlights type stuff. Anxiety disorders are a part of much of the world, FYI, so people with an anxiety order aren't rare by any means.