This follow up article by the same author (linked at the bottom) seems important to understand his position in my opinion - it answers many of the points raised

This follow up article by the same author (linked at the bottom) seems important to understand his position in my opinion - it answers many of the points raised here in various comments: https://www.psychologytoday.com/blog/theory-knowledge/201603/clarifying-the-nature-anxiety-and-depression https://www.psychologytoday.com/blog/theory-knowledge/201603...