"All emotions are useful" is wrong, they just were useful at some point. Anxiety in particular has very little utility today and big downsides for health. It's

"All emotions are useful" is wrong, they just were useful at some point. Anxiety in particular has very little utility today and big downsides for health. It's a fight/flight response thing that temporarily switches off important systems like digestion while heightening our senses and making us feel worried and alert. In the 21st century it creates far more problems than it solves.