The road (train of thought) is different from the pathfinding (emotional weight of thoughts), and an error in pathfinding does not indicate anything (error/traumatic/important/wrong) in a train of thought.
This anxiety does not have to reflex reality at all (consider my father and his dementia). The stimuli is inconsequential for a rational observer, but latched onto by the anxious. 'Fixing/dealing' the thought causing the anxiety does nothing to alleviate his anxiety - as there will always be something to be anxious about.
It's not that trains of thoughts are causing his anxiety: it is very clearly his anxiety searching the tracks until it can get on the most disturbing it can find...
This anxiety does not have to reflex reality at all (consider my father and his dementia). The stimuli is inconsequential for a rational observer, but latched onto by the anxious. 'Fixing/dealing' the thought causing the anxiety does nothing to alleviate his anxiety - as there will always be something to be anxious about.
It's not that trains of thoughts are causing his anxiety: it is very clearly his anxiety searching the tracks until it can get on the most disturbing it can find...